860431133959 has 2 divisors, whose sum is σ = 860431133960. Its totient is φ = 860431133958.

The previous prime is 860431133957. The next prime is 860431134001. The reversal of 860431133959 is 959331134068.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 860431133959 - 2¹ = 860431133957 is a prime.

Together with 860431133957, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (860431133957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430215566979 + 430215566980.

It is an arithmetic number, because the mean of its divisors is an integer number (430215566980).

Almost surely, 2^860431133959 is an apocalyptic number.

860431133959 is a deficient number, since it is larger than the sum of its proper divisors (1).

860431133959 is an equidigital number, since it uses as much as digits as its factorization.

860431133959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2099520, while the sum is 52.

The spelling of 860431133959 in words is "eight hundred sixty billion, four hundred thirty-one million, one hundred thirty-three thousand, nine hundred fifty-nine".