116718538 has 4 divisors (see below), whose sum is σ = 175077810. Its totient is φ = 58359268.

The previous prime is 116718527. The next prime is 116718551. The reversal of 116718538 is 835817611.

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., 92679129 + 24039409 = 9627^2 + 4903^2 .

It is a super-2 number, since 2×116718538² = 27246434225714888, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 116718538.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29179633 + ... + 29179636.

Almost surely, 2^116718538 is an apocalyptic number.

116718538 is a deficient number, since it is larger than the sum of its proper divisors (58359272).

116718538 is an equidigital number, since it uses as much as digits as its factorization.

116718538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58359271.

The product of its digits is 40320, while the sum is 40.

The square root of 116718538 is about 10803.6354066583. The cubic root of 116718538 is about 488.7048094131.

The spelling of 116718538 in words is "one hundred sixteen million, seven hundred eighteen thousand, five hundred thirty-eight".