315454507 has 2 divisors, whose sum is σ = 315454508. Its totient is φ = 315454506.

The previous prime is 315454501. The next prime is 315454571. The reversal of 315454507 is 705454513.

It is a weak prime.

It is an emirp because it is prime and its reverse (705454513) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315454507 is a prime.

It is a super-2 number, since 2×315454507² = 199023091973226098, which contains 22 as substring.

It is equal to p_17043199 and since 315454507 and 17043199 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (315454501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157727253 + 157727254.

It is an arithmetic number, because the mean of its divisors is an integer number (157727254).

Almost surely, 2^315454507 is an apocalyptic number.

315454507 is a deficient number, since it is larger than the sum of its proper divisors (1).

315454507 is an equidigital number, since it uses as much as digits as its factorization.

315454507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 315454507 is about 17761.0390180304. The cubic root of 315454507 is about 680.7363037980.

The spelling of 315454507 in words is "three hundred fifteen million, four hundred fifty-four thousand, five hundred seven".