315356827 has 2 divisors, whose sum is σ = 315356828. Its totient is φ = 315356826.

The previous prime is 315356777. The next prime is 315356869. The reversal of 315356827 is 728653513.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315356827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 315356827.

It is not a weakly prime, because it can be changed into another prime (315326827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157678413 + 157678414.

It is an arithmetic number, because the mean of its divisors is an integer number (157678414).

Almost surely, 2^315356827 is an apocalyptic number.

315356827 is a deficient number, since it is larger than the sum of its proper divisors (1).

315356827 is an equidigital number, since it uses as much as digits as its factorization.

315356827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 40.

The square root of 315356827 is about 17758.2889660012. The cubic root of 315356827 is about 680.6660335634. Note that the first 3 decimals are identical.

The spelling of 315356827 in words is "three hundred fifteen million, three hundred fifty-six thousand, eight hundred twenty-seven".