316468819 has 2 divisors, whose sum is σ = 316468820. Its totient is φ = 316468818.

The previous prime is 316468811. The next prime is 316468829. The reversal of 316468819 is 918864613.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 316468819 - 2³ = 316468811 is a prime.

It is a super-2 number, since 2×316468819² = 200305026798509522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (316468811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158234409 + 158234410.

It is an arithmetic number, because the mean of its divisors is an integer number (158234410).

Almost surely, 2^316468819 is an apocalyptic number.

316468819 is a deficient number, since it is larger than the sum of its proper divisors (1).

316468819 is an equidigital number, since it uses as much as digits as its factorization.

316468819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 46.

The square root of 316468819 is about 17789.5705119601. The cubic root of 316468819 is about 681.4651360601.

The spelling of 316468819 in words is "three hundred sixteen million, four hundred sixty-eight thousand, eight hundred nineteen".