316131967 has 2 divisors, whose sum is σ = 316131968. Its totient is φ = 316131966.

The previous prime is 316131961. The next prime is 316132027. The reversal of 316131967 is 769131613.

It is a weak prime.

It is an emirp because it is prime and its reverse (769131613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 316131967 - 2⁷ = 316131839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316131961) 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, 158065983 + 158065984.

It is an arithmetic number, because the mean of its divisors is an integer number (158065984).

Almost surely, 2^316131967 is an apocalyptic number.

316131967 is a deficient number, since it is larger than the sum of its proper divisors (1).

316131967 is an equidigital number, since it uses as much as digits as its factorization.

316131967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412, while the sum is 37.

The square root of 316131967 is about 17780.1003090534. The cubic root of 316131967 is about 681.2232645345.

The spelling of 316131967 in words is "three hundred sixteen million, one hundred thirty-one thousand, nine hundred sixty-seven".