315634043 has 2 divisors, whose sum is σ = 315634044. Its totient is φ = 315634042.

The previous prime is 315634003. The next prime is 315634049. The reversal of 315634043 is 340436513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 315634043 - 2¹² = 315629947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315633997 and 315634015.

It is not a weakly prime, because it can be changed into another prime (315634049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157817021 + 157817022.

It is an arithmetic number, because the mean of its divisors is an integer number (157817022).

Almost surely, 2^315634043 is an apocalyptic number.

315634043 is a deficient number, since it is larger than the sum of its proper divisors (1).

315634043 is an equidigital number, since it uses as much as digits as its factorization.

315634043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 315634043 is about 17766.0925079208. The cubic root of 315634043 is about 680.8654227800.

The spelling of 315634043 in words is "three hundred fifteen million, six hundred thirty-four thousand, forty-three".