Ramanujan is one of the greatest Indian mathematicians who lived through hardships and in that condition he did great research cause of which he is known to the whole world today. Ramanujan’s contribution to the theory of numbers has been profound. He was indeed a mathematical phenomenon of the Twentieth Century. This legendary genius of India ranks among the all-time greats like Euter and 22nd Jacobi. Ramanujan was born on December 22nd the year 1887 in an Iyenger family in Erode, Madras which is known as Tamil Nadu now. His father was a clerk in a Saree shop there and his mother is a housewife. Ramanujan suffered from Smallpox in December 1889. In that year around 4000 people died due to disease but Ramanujan recovered, maybe because he had to do such great work in mathematics that the world will remember always.