115500651 has 16 divisors (see below), whose sum is σ = 177619200. Its totient is φ = 65393568.

The previous prime is 115500631. The next prime is 115500719. The reversal of 115500651 is 156005511.

It is not a de Polignac number, because 115500651 - 2⁶ = 115500587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115500631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22941 + ... + 27518.

It is an arithmetic number, because the mean of its divisors is an integer number (11101200).

Almost surely, 2^115500651 is an apocalyptic number.

115500651 is a deficient number, since it is larger than the sum of its proper divisors (62118549).

115500651 is a wasteful number, since it uses less digits than its factorization.

115500651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50578.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 115500651 is about 10747.1229173207. The cubic root of 115500651 is about 486.9990836334. Note that the first 3 decimals are identical.

The spelling of 115500651 in words is "one hundred fifteen million, five hundred thousand, six hundred fifty-one".