315272401 has 4 divisors (see below), whose sum is σ = 315372400. Its totient is φ = 315172404.

The previous prime is 315272359. The next prime is 315272479. The reversal of 315272401 is 104272513.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104272513 = 19 ⋅5488027.

It is a cyclic number.

It is not a de Polignac number, because 315272401 - 2⁷ = 315272273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315242401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45111 + ... + 51628.

It is an arithmetic number, because the mean of its divisors is an integer number (78843100).

Almost surely, 2^315272401 is an apocalyptic number.

It is an amenable number.

315272401 is a deficient number, since it is larger than the sum of its proper divisors (99999).

315272401 is an equidigital number, since it uses as much as digits as its factorization.

315272401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99998.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 315272401 is about 17755.9117197625. The cubic root of 315272401 is about 680.6052864619.

The spelling of 315272401 in words is "three hundred fifteen million, two hundred seventy-two thousand, four hundred one".