315404027 has 2 divisors, whose sum is σ = 315404028. Its totient is φ = 315404026.

The previous prime is 315404017. The next prime is 315404093. The reversal of 315404027 is 720404513.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 315404027 - 2²⁰ = 314355451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315403987 and 315404005.

It is not a weakly prime, because it can be changed into another prime (315404017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157702013 + 157702014.

It is an arithmetic number, because the mean of its divisors is an integer number (157702014).

Almost surely, 2^315404027 is an apocalyptic number.

315404027 is a deficient number, since it is larger than the sum of its proper divisors (1).

315404027 is an equidigital number, since it uses as much as digits as its factorization.

315404027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 315404027 is about 17759.6178731413. The cubic root of 315404027 is about 680.6999906889.

The spelling of 315404027 in words is "three hundred fifteen million, four hundred four thousand, twenty-seven".