116695979 has 4 divisors (see below), whose sum is σ = 117586920. Its totient is φ = 115805040.

The previous prime is 116695927. The next prime is 116695981. The reversal of 116695979 is 979596611.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116695979 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116695979.

It is not an unprimeable number, because it can be changed into a prime (116695279) 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, 445274 + ... + 445535.

It is an arithmetic number, because the mean of its divisors is an integer number (29396730).

Almost surely, 2^116695979 is an apocalyptic number.

116695979 is a deficient number, since it is larger than the sum of its proper divisors (890941).

116695979 is an equidigital number, since it uses as much as digits as its factorization.

116695979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890940.

The product of its digits is 918540, while the sum is 53.

The square root of 116695979 is about 10802.5913094961. The cubic root of 116695979 is about 488.6733222637.

The spelling of 116695979 in words is "one hundred sixteen million, six hundred ninety-five thousand, nine hundred seventy-nine".