431239885454711 has 2 divisors, whose sum is σ = 431239885454712. Its totient is φ = 431239885454710.

The previous prime is 431239885454701. The next prime is 431239885454767. The reversal of 431239885454711 is 117454588932134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431239885454711 - 2²² = 431239881260407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431239885454701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215619942727355 + 215619942727356.

It is an arithmetic number, because the mean of its divisors is an integer number (215619942727356).

Almost surely, 2^{431239885454711} is an apocalyptic number.

431239885454711 is a deficient number, since it is larger than the sum of its proper divisors (1).

431239885454711 is an equidigital number, since it uses as much as digits as its factorization.

431239885454711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116121600, while the sum is 65.

The spelling of 431239885454711 in words is "four hundred thirty-one trillion, two hundred thirty-nine billion, eight hundred eighty-five million, four hundred fifty-four thousand, seven hundred eleven".