116656915 has 16 divisors (see below), whose sum is σ = 142230816. Its totient is φ = 91840000.

The previous prime is 116656913. The next prime is 116656921. The reversal of 116656915 is 519656611.

It is not a de Polignac number, because 116656915 - 2¹ = 116656913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116656913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166065 + ... + 166765.

It is an arithmetic number, because the mean of its divisors is an integer number (8889426).

Almost surely, 2^116656915 is an apocalyptic number.

116656915 is a deficient number, since it is larger than the sum of its proper divisors (25573901).

116656915 is an equidigital number, since it uses as much as digits as its factorization.

116656915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190.

The product of its digits is 48600, while the sum is 40.

The square root of 116656915 is about 10800.7830734628. The cubic root of 116656915 is about 488.6187883506.

It can be divided in two parts, 1166 and 56915, that added together give a square (58081 = 241²).

The spelling of 116656915 in words is "one hundred sixteen million, six hundred fifty-six thousand, nine hundred fifteen".