315055597 has 2 divisors, whose sum is σ = 315055598. Its totient is φ = 315055596.

The previous prime is 315055591. The next prime is 315055621. The reversal of 315055597 is 795550513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 289714441 + 25341156 = 17021^2 + 5034^2 .

It is a cyclic number.

It is not a de Polignac number, because 315055597 - 2³ = 315055589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315055591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157527798 + 157527799.

It is an arithmetic number, because the mean of its divisors is an integer number (157527799).

Almost surely, 2^315055597 is an apocalyptic number.

It is an amenable number.

315055597 is a deficient number, since it is larger than the sum of its proper divisors (1).

315055597 is an equidigital number, since it uses as much as digits as its factorization.

315055597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 118125, while the sum is 40.

The square root of 315055597 is about 17749.8055482307. The cubic root of 315055597 is about 680.4492396224.

The spelling of 315055597 in words is "three hundred fifteen million, fifty-five thousand, five hundred ninety-seven".