1157630904 has 48 divisors (see below), whose sum is σ = 3136999320. Its totient is φ = 385661760.

The previous prime is 1157630867. The next prime is 1157630989. The reversal of 1157630904 is 4090367511.

1157630904 is a `hidden beast` number, since 1 + 15 + 7 + 630 + 9 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175099 + ... + 181589.

Almost surely, 2^1157630904 is an apocalyptic number.

It is an amenable number.

1157630904 is an abundant number, since it is smaller than the sum of its proper divisors (1979368416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1157630904 is a wasteful number, since it uses less digits than its factorization.

1157630904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8980 (or 8973 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 1157630904 is about 34023.9754291000. The cubic root of 1157630904 is about 1050.0017850310.

The spelling of 1157630904 in words is "one billion, one hundred fifty-seven million, six hundred thirty thousand, nine hundred four".