115016618 has 4 divisors (see below), whose sum is σ = 172524930. Its totient is φ = 57508308.

The previous prime is 115016579. The next prime is 115016641. The reversal of 115016618 is 816610511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 112635769 + 2380849 = 10613^2 + 1543^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28754153 + ... + 28754156.

Almost surely, 2^115016618 is an apocalyptic number.

115016618 is a deficient number, since it is larger than the sum of its proper divisors (57508312).

115016618 is an equidigital number, since it uses as much as digits as its factorization.

115016618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57508311.

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

The square root of 115016618 is about 10724.5800850196. The cubic root of 115016618 is about 486.3178358669.

The spelling of 115016618 in words is "one hundred fifteen million, sixteen thousand, six hundred eighteen".