316117723919 has 2 divisors, whose sum is σ = 316117723920. Its totient is φ = 316117723918.

The previous prime is 316117723891. The next prime is 316117723937. The reversal of 316117723919 is 919327711613.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 316117723919 - 2¹² = 316117719823 is a prime.

It is a super-2 number, since 2×316117723919² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316117723979) 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, 158058861959 + 158058861960.

It is an arithmetic number, because the mean of its divisors is an integer number (158058861960).

Almost surely, 2^316117723919 is an apocalyptic number.

316117723919 is a deficient number, since it is larger than the sum of its proper divisors (1).

316117723919 is an equidigital number, since it uses as much as digits as its factorization.

316117723919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 428652, while the sum is 50.

The spelling of 316117723919 in words is "three hundred sixteen billion, one hundred seventeen million, seven hundred twenty-three thousand, nine hundred nineteen".