507523 has 2 divisors, whose sum is σ = 507524. Its totient is φ = 507522.

The previous prime is 507503. The next prime is 507557. The reversal of 507523 is 325705.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 507523 - 2⁵ = 507491 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 507494 and 507503.

It is not a weakly prime, because it can be changed into another prime (507503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253761 + 253762.

It is an arithmetic number, because the mean of its divisors is an integer number (253762).

2⁵⁰⁷⁵²³ is an apocalyptic number.

507523 is a deficient number, since it is larger than the sum of its proper divisors (1).

507523 is an equidigital number, since it uses as much as digits as its factorization.

507523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1050, while the sum is 22.

The square root of 507523 is about 712.4064850912. The cubic root of 507523 is about 79.7661399513.

The spelling of 507523 in words is "five hundred seven thousand, five hundred twenty-three".