231514042533139 has 2 divisors, whose sum is σ = 231514042533140. Its totient is φ = 231514042533138.

The previous prime is 231514042533091. The next prime is 231514042533161. The reversal of 231514042533139 is 931335240415132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231514042533139 - 2²¹ = 231514040435987 is a prime.

It is not a weakly prime, because it can be changed into another prime (231514042573139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115757021266569 + 115757021266570.

It is an arithmetic number, because the mean of its divisors is an integer number (115757021266570).

Almost surely, 2^{231514042533139} is an apocalyptic number.

231514042533139 is a deficient number, since it is larger than the sum of its proper divisors (1).

231514042533139 is an equidigital number, since it uses as much as digits as its factorization.

231514042533139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 231514042533139 in words is "two hundred thirty-one trillion, five hundred fourteen billion, forty-two million, five hundred thirty-three thousand, one hundred thirty-nine".