115864655 has 8 divisors (see below), whose sum is σ = 139759152. Its totient is φ = 92210688.

The previous prime is 115864643. The next prime is 115864667. The reversal of 115864655 is 556468511.

It is an interprime number because it is at equal distance from previous prime (115864643) and next prime (115864667).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115864655 - 2⁶ = 115864591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59069 + ... + 60998.

It is an arithmetic number, because the mean of its divisors is an integer number (17469894).

Almost surely, 2^115864655 is an apocalyptic number.

115864655 is a deficient number, since it is larger than the sum of its proper divisors (23894497).

115864655 is a wasteful number, since it uses less digits than its factorization.

115864655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120265.

The product of its digits is 144000, while the sum is 41.

The square root of 115864655 is about 10764.0445465448. The cubic root of 115864655 is about 487.5101448689.

The spelling of 115864655 in words is "one hundred fifteen million, eight hundred sixty-four thousand, six hundred fifty-five".