5156523 has 12 divisors (see below), whose sum is σ = 7483320. Its totient is φ = 3421536.

The previous prime is 5156497. The next prime is 5156527. The reversal of 5156523 is 3256515.

5156523 is a `hidden beast` number, since 5 + 1 + 5 + 652 + 3 = 666.

It is not a de Polignac number, because 5156523 - 2⁸ = 5156267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5156527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 868 + ... + 3326.

It is an arithmetic number, because the mean of its divisors is an integer number (623610).

Almost surely, 2^5156523 is an apocalyptic number.

5156523 is a deficient number, since it is larger than the sum of its proper divisors (2326797).

5156523 is a wasteful number, since it uses less digits than its factorization.

5156523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698 (or 2695 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 5156523 is about 2270.7978773990. The cubic root of 5156523 is about 172.7636296590.

The spelling of 5156523 in words is "five million, one hundred fifty-six thousand, five hundred twenty-three".