115665204 has 12 divisors (see below), whose sum is σ = 269885504. Its totient is φ = 38555064.

The previous prime is 115665191. The next prime is 115665233. The reversal of 115665204 is 402566511.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4819372 + ... + 4819395.

Almost surely, 2^115665204 is an apocalyptic number.

It is an amenable number.

115665204 is an abundant number, since it is smaller than the sum of its proper divisors (154220300).

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

115665204 is a wasteful number, since it uses less digits than its factorization.

115665204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9638774 (or 9638772 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 115665204 is about 10754.7758693522. The cubic root of 115665204 is about 487.2302486605.

The spelling of 115665204 in words is "one hundred fifteen million, six hundred sixty-five thousand, two hundred four".