132374181 has 4 divisors (see below), whose sum is σ = 176498912. Its totient is φ = 88249452.

The previous prime is 132374173. The next prime is 132374191. The reversal of 132374181 is 181473231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 132374181 - 2³ = 132374173 is a prime.

It is a super-2 number, since 2×132374181² = 35045847590841522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132374101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22062361 + ... + 22062366.

It is an arithmetic number, because the mean of its divisors is an integer number (44124728).

Almost surely, 2^132374181 is an apocalyptic number.

It is an amenable number.

132374181 is a deficient number, since it is larger than the sum of its proper divisors (44124731).

132374181 is an equidigital number, since it uses as much as digits as its factorization.

132374181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44124730.

The product of its digits is 4032, while the sum is 30.

The square root of 132374181 is about 11505.3979070695. The cubic root of 132374181 is about 509.6449932323.

The spelling of 132374181 in words is "one hundred thirty-two million, three hundred seventy-four thousand, one hundred eighty-one".