131932523531 has 2 divisors, whose sum is σ = 131932523532. Its totient is φ = 131932523530.

The previous prime is 131932523501. The next prime is 131932523549. The reversal of 131932523531 is 135325239131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131932523531 - 2³⁴ = 114752654347 is a prime.

It is a super-2 number, since 2×131932523531² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (131932523501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65966261765 + 65966261766.

It is an arithmetic number, because the mean of its divisors is an integer number (65966261766).

Almost surely, 2^131932523531 is an apocalyptic number.

131932523531 is a deficient number, since it is larger than the sum of its proper divisors (1).

131932523531 is an equidigital number, since it uses as much as digits as its factorization.

131932523531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72900, while the sum is 38.

The spelling of 131932523531 in words is "one hundred thirty-one billion, nine hundred thirty-two million, five hundred twenty-three thousand, five hundred thirty-one".