679056863 has 2 divisors, whose sum is σ = 679056864. Its totient is φ = 679056862.

The previous prime is 679056841. The next prime is 679056881. The reversal of 679056863 is 368650976.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 679056863 - 2²⁴ = 662279647 is a prime.

It is a super-2 number, since 2×679056863² = 922236446374801538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679056463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339528431 + 339528432.

It is an arithmetic number, because the mean of its divisors is an integer number (339528432).

Almost surely, 2^679056863 is an apocalyptic number.

679056863 is a deficient number, since it is larger than the sum of its proper divisors (1).

679056863 is an equidigital number, since it uses as much as digits as its factorization.

679056863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The square root of 679056863 is about 26058.7195195773. The cubic root of 679056863 is about 878.9591960603.

The spelling of 679056863 in words is "six hundred seventy-nine million, fifty-six thousand, eight hundred sixty-three".