I think 1984 is a great novel by the great George Orwell.
Who is George Orwell?
He was a famous English novelist born in 1903.  He was also specialized in essays and was a well known critic.
Awesome, how many copies of the book were sold?
As of today around 30 million copies have been sold, i believe.  Quite impressive.
does 1984  reflect the year 1984 ?
Yes it ooes, it refers to a dystopian 1984, though the novel was published in 1949.