132375731 has 4 divisors (see below), whose sum is σ = 132959112. Its totient is φ = 131792352.

The previous prime is 132375721. The next prime is 132375767. The reversal of 132375731 is 137573231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132375731 is a prime.

It is a super-2 number, since 2×132375731² = 35046668315568722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132375701) 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, 291350 + ... + 291803.

It is an arithmetic number, because the mean of its divisors is an integer number (33239778).

Almost surely, 2^132375731 is an apocalyptic number.

132375731 is a deficient number, since it is larger than the sum of its proper divisors (583381).

132375731 is an equidigital number, since it uses as much as digits as its factorization.

132375731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583380.

The product of its digits is 13230, while the sum is 32.

The square root of 132375731 is about 11505.4652665592. The cubic root of 132375731 is about 509.6469824083.

The spelling of 132375731 in words is "one hundred thirty-two million, three hundred seventy-five thousand, seven hundred thirty-one".