316863419 has 2 divisors, whose sum is σ = 316863420. Its totient is φ = 316863418.

The previous prime is 316863409. The next prime is 316863509. The reversal of 316863419 is 914368613.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 316863419 - 2⁴ = 316863403 is a prime.

It is a super-2 number, since 2×316863419² = 200804852600739122, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (316863409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158431709 + 158431710.

It is an arithmetic number, because the mean of its divisors is an integer number (158431710).

Almost surely, 2^316863419 is an apocalyptic number.

316863419 is a deficient number, since it is larger than the sum of its proper divisors (1).

316863419 is an equidigital number, since it uses as much as digits as its factorization.

316863419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 41.

The square root of 316863419 is about 17800.6578249232. The cubic root of 316863419 is about 681.7482544791.

The spelling of 316863419 in words is "three hundred sixteen million, eight hundred sixty-three thousand, four hundred nineteen".