679130953 has 2 divisors, whose sum is σ = 679130954. Its totient is φ = 679130952.

The previous prime is 679130941. The next prime is 679131001. The reversal of 679130953 is 359031976.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 525693184 + 153437769 = 22928^2 + 12387^2 .

It is a cyclic number.

It is not a de Polignac number, because 679130953 - 2²⁵ = 645576521 is a prime.

It is a super-2 number, since 2×679130953² = 922437702645376418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (679133953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339565476 + 339565477.

It is an arithmetic number, because the mean of its divisors is an integer number (339565477).

Almost surely, 2^679130953 is an apocalyptic number.

It is an amenable number.

679130953 is a deficient number, since it is larger than the sum of its proper divisors (1).

679130953 is an equidigital number, since it uses as much as digits as its factorization.

679130953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153090, while the sum is 43.

The square root of 679130953 is about 26060.1410778990. The cubic root of 679130953 is about 878.9911618263.

The spelling of 679130953 in words is "six hundred seventy-nine million, one hundred thirty thousand, nine hundred fifty-three".