316729937 has 2 divisors, whose sum is σ = 316729938. Its totient is φ = 316729936.

The previous prime is 316729913. The next prime is 316729949. The reversal of 316729937 is 739927613.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167987521 + 148742416 = 12961^2 + 12196^2 .

It is a cyclic number.

It is not a de Polignac number, because 316729937 - 2⁸ = 316729681 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 316729891 and 316729900.

It is not a weakly prime, because it can be changed into another prime (316729337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158364968 + 158364969.

It is an arithmetic number, because the mean of its divisors is an integer number (158364969).

Almost surely, 2^316729937 is an apocalyptic number.

It is an amenable number.

316729937 is a deficient number, since it is larger than the sum of its proper divisors (1).

316729937 is an equidigital number, since it uses as much as digits as its factorization.

316729937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 428652, while the sum is 47.

The square root of 316729937 is about 17796.9080741572. The cubic root of 316729937 is about 681.6525098602.

The spelling of 316729937 in words is "three hundred sixteen million, seven hundred twenty-nine thousand, nine hundred thirty-seven".