132138254502731 has 4 divisors (see below), whose sum is σ = 132138316042512. Its totient is φ = 132138192962952.

The previous prime is 132138254502721. The next prime is 132138254502773. The reversal of 132138254502731 is 137205452831231.

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 132138254502731 - 2³⁸ = 131863376595787 is a prime.

It is a super-2 number, since 2×132138254502731² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132138254502721) 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, 27428111 + ... + 31883816.

It is an arithmetic number, because the mean of its divisors is an integer number (33034579010628).

Almost surely, 2^{132138254502731} is an apocalyptic number.

132138254502731 is a deficient number, since it is larger than the sum of its proper divisors (61539781).

132138254502731 is an equidigital number, since it uses as much as digits as its factorization.

132138254502731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61539780.

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 132138254502731 in words is "one hundred thirty-two trillion, one hundred thirty-eight billion, two hundred fifty-four million, five hundred two thousand, seven hundred thirty-one".