115604265 has 32 divisors (see below), whose sum is σ = 222520320. Its totient is φ = 50065344.

The previous prime is 115604261. The next prime is 115604287. The reversal of 115604265 is 562406511.

It is not a de Polignac number, because 115604265 - 2² = 115604261 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (115604261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26979 + ... + 30968.

It is an arithmetic number, because the mean of its divisors is an integer number (6953760).

Almost surely, 2^115604265 is an apocalyptic number.

115604265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115604265 is a deficient number, since it is larger than the sum of its proper divisors (106916055).

115604265 is a wasteful number, since it uses less digits than its factorization.

115604265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57981.

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

The square root of 115604265 is about 10751.9423826581. The cubic root of 115604265 is about 487.1446667713.

The spelling of 115604265 in words is "one hundred fifteen million, six hundred four thousand, two hundred sixty-five".