116615018 has 16 divisors (see below), whose sum is σ = 190961736. Its totient is φ = 53084160.

The previous prime is 116614987. The next prime is 116615033. The reversal of 116615018 is 810516611.

It can be written as a sum of positive squares in 4 ways, for example, as 80048809 + 36566209 = 8947^2 + 6047^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28823 + ... + 32618.

Almost surely, 2^116615018 is an apocalyptic number.

116615018 is a deficient number, since it is larger than the sum of its proper divisors (74346718).

116615018 is a wasteful number, since it uses less digits than its factorization.

116615018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61529.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 116615018 is about 10798.8433639904. The cubic root of 116615018 is about 488.5602859959.

The spelling of 116615018 in words is "one hundred sixteen million, six hundred fifteen thousand, eighteen".