116666115 has 16 divisors (see below), whose sum is σ = 191219616. Its totient is φ = 60704000.

The previous prime is 116666093. The next prime is 116666117. The reversal of 116666115 is 511666611.

It is not a de Polignac number, because 116666115 - 2⁵ = 116666083 is a prime.

It is a super-2 number, since 2×116666115² = 27221964778386450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116666117) 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, 94236 + ... + 95465.

It is an arithmetic number, because the mean of its divisors is an integer number (11951226).

Almost surely, 2^116666115 is an apocalyptic number.

116666115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116666115 is a deficient number, since it is larger than the sum of its proper divisors (74553501).

116666115 is a wasteful number, since it uses less digits than its factorization.

116666115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189750.

The product of its digits is 6480, while the sum is 33.

The square root of 116666115 is about 10801.2089601118. The cubic root of 116666115 is about 488.6316327805.

The spelling of 116666115 in words is "one hundred sixteen million, six hundred sixty-six thousand, one hundred fifteen".