315323269 has 2 divisors, whose sum is σ = 315323270. Its totient is φ = 315323268.

The previous prime is 315323263. The next prime is 315323279. The reversal of 315323269 is 962323513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 314885025 + 438244 = 17745^2 + 662^2 .

It is a cyclic number.

It is not a de Polignac number, because 315323269 - 2⁹ = 315322757 is a prime.

It is a super-2 number, since 2×315323269² = 198857527945692722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315323263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157661634 + 157661635.

It is an arithmetic number, because the mean of its divisors is an integer number (157661635).

Almost surely, 2^315323269 is an apocalyptic number.

It is an amenable number.

315323269 is a deficient number, since it is larger than the sum of its proper divisors (1).

315323269 is an equidigital number, since it uses as much as digits as its factorization.

315323269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 34.

The square root of 315323269 is about 17757.3440863210. The cubic root of 315323269 is about 680.6418888495.

The spelling of 315323269 in words is "three hundred fifteen million, three hundred twenty-three thousand, two hundred sixty-nine".