132553431 has 6 divisors (see below), whose sum is σ = 191466080. Its totient is φ = 88368948.

The previous prime is 132553409. The next prime is 132553433. The reversal of 132553431 is 134355231.

It is not a de Polignac number, because 132553431 - 2⁹ = 132552919 is a prime.

It is a super-2 number, since 2×132553431² = 35140824139743522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132553395 and 132553404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132553433) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7364071 + ... + 7364088.

Almost surely, 2^132553431 is an apocalyptic number.

132553431 is a deficient number, since it is larger than the sum of its proper divisors (58912649).

132553431 is a wasteful number, since it uses less digits than its factorization.

132553431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14728165 (or 14728162 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 132553431 is about 11513.1850936220. The cubic root of 132553431 is about 509.8749289613.

It can be divided in two parts, 1325 and 53431, that added together give a square (54756 = 234²).

The spelling of 132553431 in words is "one hundred thirty-two million, five hundred fifty-three thousand, four hundred thirty-one".