679113959 has 8 divisors (see below), whose sum is σ = 682983360. Its totient is φ = 675253600.

The previous prime is 679113949. The next prime is 679113971. The reversal of 679113959 is 959311976.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 679113959 - 2⁸ = 679113703 is a prime.

It is a super-2 number, since 2×679113959² = 922391538617307362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679113949) by changing a digit.

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, 194489 + ... + 197949.

It is an arithmetic number, because the mean of its divisors is an integer number (85372920).

Almost surely, 2^679113959 is an apocalyptic number.

679113959 is a deficient number, since it is larger than the sum of its proper divisors (3869401).

679113959 is a wasteful number, since it uses less digits than its factorization.

679113959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4521.

The product of its digits is 459270, while the sum is 50.

The square root of 679113959 is about 26059.8150223673. The cubic root of 679113959 is about 878.9838300541.

The spelling of 679113959 in words is "six hundred seventy-nine million, one hundred thirteen thousand, nine hundred fifty-nine".