316606931 has 2 divisors, whose sum is σ = 316606932. Its totient is φ = 316606930.

The previous prime is 316606919. The next prime is 316606943. The reversal of 316606931 is 139606613.

It is a balanced prime because it is at equal distance from previous prime (316606919) and next prime (316606943).

It is a cyclic number.

It is not a de Polignac number, because 316606931 - 2²² = 312412627 is a prime.

It is a super-2 number, since 2×316606931² = 200479897514477522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 316606891 and 316606900.

It is not a weakly prime, because it can be changed into another prime (316606981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158303465 + 158303466.

It is an arithmetic number, because the mean of its divisors is an integer number (158303466).

Almost surely, 2^316606931 is an apocalyptic number.

316606931 is a deficient number, since it is larger than the sum of its proper divisors (1).

316606931 is an equidigital number, since it uses as much as digits as its factorization.

316606931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 316606931 is about 17793.4519135552. The cubic root of 316606931 is about 681.5642556984.

The spelling of 316606931 in words is "three hundred sixteen million, six hundred six thousand, nine hundred thirty-one".