316657967 has 2 divisors, whose sum is σ = 316657968. Its totient is φ = 316657966.

The previous prime is 316657961. The next prime is 316657969. The reversal of 316657967 is 769756613.

It is a strong prime.

It is an emirp because it is prime and its reverse (769756613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 316657967 - 2⁸ = 316657711 is a prime.

Together with 316657969, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316657961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158328983 + 158328984.

It is an arithmetic number, because the mean of its divisors is an integer number (158328984).

Almost surely, 2^316657967 is an apocalyptic number.

316657967 is a deficient number, since it is larger than the sum of its proper divisors (1).

316657967 is an equidigital number, since it uses as much as digits as its factorization.

316657967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1428840, while the sum is 50.

The square root of 316657967 is about 17794.8859788423. The cubic root of 316657967 is about 681.6008757058.

The spelling of 316657967 in words is "three hundred sixteen million, six hundred fifty-seven thousand, nine hundred sixty-seven".