231014403239 has 2 divisors, whose sum is σ = 231014403240. Its totient is φ = 231014403238.

The previous prime is 231014403209. The next prime is 231014403289. The reversal of 231014403239 is 932304410132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231014403239 is a prime.

It is a super-2 number, since 2×231014403239² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231014403209) 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 as a sum of consecutive naturals, namely, 115507201619 + 115507201620.

It is an arithmetic number, because the mean of its divisors is an integer number (115507201620).

Almost surely, 2^231014403239 is an apocalyptic number.

231014403239 is a deficient number, since it is larger than the sum of its proper divisors (1).

231014403239 is an equidigital number, since it uses as much as digits as its factorization.

231014403239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 231014403239 in words is "two hundred thirty-one billion, fourteen million, four hundred three thousand, two hundred thirty-nine".