116180979 has 4 divisors (see below), whose sum is σ = 154907976. Its totient is φ = 77453984.

The previous prime is 116180959. The next prime is 116180983. The reversal of 116180979 is 979081611.

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

It is a cyclic number.

It is not a de Polignac number, because 116180979 - 2⁸ = 116180723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116180979.

It is not an unprimeable number, because it can be changed into a prime (116180959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19363494 + ... + 19363499.

It is an arithmetic number, because the mean of its divisors is an integer number (38726994).

Almost surely, 2^116180979 is an apocalyptic number.

116180979 is a deficient number, since it is larger than the sum of its proper divisors (38726997).

116180979 is an equidigital number, since it uses as much as digits as its factorization.

116180979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38726996.

The product of its (nonzero) digits is 27216, while the sum is 42.

The square root of 116180979 is about 10778.7280789525. The cubic root of 116180979 is about 487.9533948931.

The spelling of 116180979 in words is "one hundred sixteen million, one hundred eighty thousand, nine hundred seventy-nine".