315134023 has 2 divisors, whose sum is σ = 315134024. Its totient is φ = 315134022.

The previous prime is 315134009. The next prime is 315134033. The reversal of 315134023 is 320431513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 315134023 - 2¹³ = 315125831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315133985 and 315134003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315134033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157567011 + 157567012.

It is an arithmetic number, because the mean of its divisors is an integer number (157567012).

Almost surely, 2^315134023 is an apocalyptic number.

315134023 is a deficient number, since it is larger than the sum of its proper divisors (1).

315134023 is an equidigital number, since it uses as much as digits as its factorization.

315134023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 315134023 is about 17752.0146180652. The cubic root of 315134023 is about 680.5056957793.

Adding to 315134023 its reverse (320431513), we get a palindrome (635565536).

The spelling of 315134023 in words is "three hundred fifteen million, one hundred thirty-four thousand, twenty-three".