132938531 has 4 divisors (see below), whose sum is σ = 145023864. Its totient is φ = 120853200.

The previous prime is 132938503. The next prime is 132938543. The reversal of 132938531 is 135839231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 132938531 - 2²⁶ = 65829667 is a prime.

It is a super-2 number, since 2×132938531² = 35345306048875922, 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 = 132938491 and 132938500.

It is not an unprimeable number, because it can be changed into a prime (132938501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6042650 + ... + 6042671.

It is an arithmetic number, because the mean of its divisors is an integer number (36255966).

Almost surely, 2^132938531 is an apocalyptic number.

132938531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132938531 is a deficient number, since it is larger than the sum of its proper divisors (12085333).

132938531 is a wasteful number, since it uses less digits than its factorization.

132938531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12085332.

The product of its digits is 19440, while the sum is 35.

The square root of 132938531 is about 11529.8972675389. The cubic root of 132938531 is about 510.3682218396.

The spelling of 132938531 in words is "one hundred thirty-two million, nine hundred thirty-eight thousand, five hundred thirty-one".