315567151 has 2 divisors, whose sum is σ = 315567152. Its totient is φ = 315567150.

The previous prime is 315567053. The next prime is 315567193. The reversal of 315567151 is 151765513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 315567151 - 2⁷ = 315567023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315567251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157783575 + 157783576.

It is an arithmetic number, because the mean of its divisors is an integer number (157783576).

Almost surely, 2^315567151 is an apocalyptic number.

315567151 is a deficient number, since it is larger than the sum of its proper divisors (1).

315567151 is an equidigital number, since it uses as much as digits as its factorization.

315567151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15750, while the sum is 34.

The square root of 315567151 is about 17764.2098332574. The cubic root of 315567151 is about 680.8173210108.

The spelling of 315567151 in words is "three hundred fifteen million, five hundred sixty-seven thousand, one hundred fifty-one".