132521523 has 16 divisors (see below), whose sum is σ = 186276480. Its totient is φ = 83571264.

The previous prime is 132521513. The next prime is 132521537. The reversal of 132521523 is 325125231.

It is a happy number.

It is not a de Polignac number, because 132521523 - 2⁴ = 132521507 is a prime.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 132521493 and 132521502.

It is not an unprimeable number, because it can be changed into a prime (132521513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49015 + ... + 51647.

It is an arithmetic number, because the mean of its divisors is an integer number (11642280).

Almost surely, 2^132521523 is an apocalyptic number.

132521523 is a deficient number, since it is larger than the sum of its proper divisors (53754957).

132521523 is a wasteful number, since it uses less digits than its factorization.

132521523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3538.

The product of its digits is 1800, while the sum is 24.

The square root of 132521523 is about 11511.7992946368. The cubic root of 132521523 is about 509.8340136497.

Adding to 132521523 its reverse (325125231), we get a palindrome (457646754).

The spelling of 132521523 in words is "one hundred thirty-two million, five hundred twenty-one thousand, five hundred twenty-three".