315441601 has 2 divisors, whose sum is σ = 315441602. Its totient is φ = 315441600.

The previous prime is 315441587. The next prime is 315441641. The reversal of 315441601 is 106144513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 185504400 + 129937201 = 13620^2 + 11399^2 .

It is a cyclic number.

It is not a de Polignac number, because 315441601 - 2¹⁵ = 315408833 is a prime.

It is not a weakly prime, because it can be changed into another prime (315441641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157720800 + 157720801.

It is an arithmetic number, because the mean of its divisors is an integer number (157720801).

Almost surely, 2^315441601 is an apocalyptic number.

It is an amenable number.

315441601 is a deficient number, since it is larger than the sum of its proper divisors (1).

315441601 is an equidigital number, since it uses as much as digits as its factorization.

315441601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 315441601 is about 17760.6756909753. The cubic root of 315441601 is about 680.7270201534.

The spelling of 315441601 in words is "three hundred fifteen million, four hundred forty-one thousand, six hundred one".