316145507 has 2 divisors, whose sum is σ = 316145508. Its totient is φ = 316145506.

The previous prime is 316145491. The next prime is 316145519. The reversal of 316145507 is 705541613.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 316145507 - 2⁴ = 316145491 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (316145537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158072753 + 158072754.

It is an arithmetic number, because the mean of its divisors is an integer number (158072754).

Almost surely, 2^316145507 is an apocalyptic number.

316145507 is a deficient number, since it is larger than the sum of its proper divisors (1).

316145507 is an equidigital number, since it uses as much as digits as its factorization.

316145507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 316145507 is about 17780.4810677327. The cubic root of 316145507 is about 681.2329900419.

The spelling of 316145507 in words is "three hundred sixteen million, one hundred forty-five thousand, five hundred seven".