316635118909 has 2 divisors, whose sum is σ = 316635118910. Its totient is φ = 316635118908.

The previous prime is 316635118873. The next prime is 316635118913. The reversal of 316635118909 is 909811536613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 290389498884 + 26245620025 = 538878^2 + 162005^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316635118909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316635118109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158317559454 + 158317559455.

It is an arithmetic number, because the mean of its divisors is an integer number (158317559455).

Almost surely, 2^316635118909 is an apocalyptic number.

It is an amenable number.

316635118909 is a deficient number, since it is larger than the sum of its proper divisors (1).

316635118909 is an equidigital number, since it uses as much as digits as its factorization.

316635118909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 52.

The spelling of 316635118909 in words is "three hundred sixteen billion, six hundred thirty-five million, one hundred eighteen thousand, nine hundred nine".