231192834539 has 2 divisors, whose sum is σ = 231192834540. Its totient is φ = 231192834538.

The previous prime is 231192834497. The next prime is 231192834557. The reversal of 231192834539 is 935438291132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231192834539 - 2³⁶ = 162473357803 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (231194834539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115596417269 + 115596417270.

It is an arithmetic number, because the mean of its divisors is an integer number (115596417270).

Almost surely, 2^231192834539 is an apocalyptic number.

231192834539 is a deficient number, since it is larger than the sum of its proper divisors (1).

231192834539 is an equidigital number, since it uses as much as digits as its factorization.

231192834539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 50.

The spelling of 231192834539 in words is "two hundred thirty-one billion, one hundred ninety-two million, eight hundred thirty-four thousand, five hundred thirty-nine".