679262971 has 2 divisors, whose sum is σ = 679262972. Its totient is φ = 679262970.

The previous prime is 679262963. The next prime is 679263023. The reversal of 679262971 is 179262976.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 679262971 - 2³ = 679262963 is a prime.

It is a super-2 number, since 2×679262971² = 922796367543493682, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (679262071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339631485 + 339631486.

It is an arithmetic number, because the mean of its divisors is an integer number (339631486).

Almost surely, 2^679262971 is an apocalyptic number.

679262971 is a deficient number, since it is larger than the sum of its proper divisors (1).

679262971 is an equidigital number, since it uses as much as digits as its factorization.

679262971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 49.

The square root of 679262971 is about 26062.6739034965. The cubic root of 679262971 is about 879.0481145815.

The spelling of 679262971 in words is "six hundred seventy-nine million, two hundred sixty-two thousand, nine hundred seventy-one".