Numerology is the science of numbers. Numbers are important because there will be no mathematics without the numbers. Vedic astrology is based on mathematics. All indian astrological calculations are based on mathematics so these two sciences are inseparably intertwined. The vedic indian horoscope Nine planets have been assigned 9 numbers. The sun gets 1&4, moon 2 &7, Mars 9, Mercury 3, Jupiter 5, Venus 6, and Saturn 8.
So the number of benefic planets in a Indian Horoscope are favorable to the native while Numbers of adverse planets are adverse to him. The most lucky number will be that of a functional Yog kaarak... Thus a person can take advantage of numbers favorable to him to fix his House, Car, Telephone, mobile, and other items, they will all prove lucky for him. He can select business partners whose birth numbers match with him. Even life partner can be selected on this basis. An astrology reading will also tell you about your lucky numbers and auspicious years, day etc.