115878265 has 16 divisors (see below), whose sum is σ = 145861632. Its totient is φ = 88271424.

The previous prime is 115878253. The next prime is 115878271. The reversal of 115878265 is 562878511.

It is a cyclic number.

It is not a de Polignac number, because 115878265 - 2⁵ = 115878233 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2032 + ... + 15358.

It is an arithmetic number, because the mean of its divisors is an integer number (9116352).

Almost surely, 2^115878265 is an apocalyptic number.

It is an amenable number.

115878265 is a deficient number, since it is larger than the sum of its proper divisors (29983367).

115878265 is a wasteful number, since it uses less digits than its factorization.

115878265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13416.

The product of its digits is 134400, while the sum is 43.

The square root of 115878265 is about 10764.6767252900. The cubic root of 115878265 is about 487.5292325228.

The spelling of 115878265 in words is "one hundred fifteen million, eight hundred seventy-eight thousand, two hundred sixty-five".