679180331 has 2 divisors, whose sum is σ = 679180332. Its totient is φ = 679180330.

The previous prime is 679180309. The next prime is 679180357. The reversal of 679180331 is 133081976.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 679180331 - 2⁶ = 679180267 is a prime.

It is a super-2 number, since 2×679180331² = 922571844034539122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (679180231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339590165 + 339590166.

It is an arithmetic number, because the mean of its divisors is an integer number (339590166).

Almost surely, 2^679180331 is an apocalyptic number.

679180331 is a deficient number, since it is larger than the sum of its proper divisors (1).

679180331 is an equidigital number, since it uses as much as digits as its factorization.

679180331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 679180331 is about 26061.0884461874. The cubic root of 679180331 is about 879.0124644306.

The spelling of 679180331 in words is "six hundred seventy-nine million, one hundred eighty thousand, three hundred thirty-one".