1156369904 has 40 divisors (see below), whose sum is σ = 2308029360. Its totient is φ = 560908800.

The previous prime is 1156369901. The next prime is 1156369927. The reversal of 1156369904 is 4099636511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156369901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113867 + ... + 123605.

It is an arithmetic number, because the mean of its divisors is an integer number (57700734).

Almost surely, 2^1156369904 is an apocalyptic number.

It is an amenable number.

1156369904 is a deficient number, since it is larger than the sum of its proper divisors (1151659456).

1156369904 is a wasteful number, since it uses less digits than its factorization.

1156369904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9969 (or 9963 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 1156369904 is about 34005.4393296131. The cubic root of 1156369904 is about 1049.6203930870.

The spelling of 1156369904 in words is "one billion, one hundred fifty-six million, three hundred sixty-nine thousand, nine hundred four".