115873065 has 128 divisors (see below), whose sum is σ = 262103040. Its totient is φ = 47174400.

The previous prime is 115873031. The next prime is 115873097. The reversal of 115873065 is 560378511.

115873065 is a `hidden beast` number, since 11 + 587 + 3 + 0 + 65 = 666.

It is not a de Polignac number, because 115873065 - 2¹⁰ = 115872041 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 737967 + ... + 738123.

It is an arithmetic number, because the mean of its divisors is an integer number (2047680).

Almost surely, 2^115873065 is an apocalyptic number.

115873065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115873065 is an abundant number, since it is smaller than the sum of its proper divisors (146229975).

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

115873065 is a wasteful number, since it uses less digits than its factorization.

115873065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 115873065 is about 10764.4351918714. The cubic root of 115873065 is about 487.5219398410.

The spelling of 115873065 in words is "one hundred fifteen million, eight hundred seventy-three thousand, sixty-five".