315192001 has 2 divisors, whose sum is σ = 315192002. Its totient is φ = 315192000.

The previous prime is 315191963. The next prime is 315192037. The reversal of 315192001 is 100291513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270569601 + 44622400 = 16449^2 + 6680^2 .

It is a cyclic number.

It is not a de Polignac number, because 315192001 - 2⁹ = 315191489 is a prime.

It is not a weakly prime, because it can be changed into another prime (315192061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157596000 + 157596001.

It is an arithmetic number, because the mean of its divisors is an integer number (157596001).

Almost surely, 2^315192001 is an apocalyptic number.

It is an amenable number.

315192001 is a deficient number, since it is larger than the sum of its proper divisors (1).

315192001 is an equidigital number, since it uses as much as digits as its factorization.

315192001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 315192001 is about 17753.6475407168. The cubic root of 315192001 is about 680.5474261089.

The spelling of 315192001 in words is "three hundred fifteen million, one hundred ninety-two thousand, one".