1121121004 has 6 divisors (see below), whose sum is σ = 1961961764. Its totient is φ = 560560500.

The previous prime is 1121120971. The next prime is 1121121017. The reversal of 1121121004 is 4001211211.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140140122 + ... + 140140129.

Almost surely, 2^1121121004 is an apocalyptic number.

It is an amenable number.

1121121004 is a deficient number, since it is larger than the sum of its proper divisors (840840760).

1121121004 is a wasteful number, since it uses less digits than its factorization.

1121121004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280280255 (or 280280253 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1121121004 is about 33483.1450733052. The cubic root of 1121121004 is about 1038.8451814255.

Adding to 1121121004 its reverse (4001211211), we get a palindrome (5122332215).

The spelling of 1121121004 in words is "one billion, one hundred twenty-one million, one hundred twenty-one thousand, four".