712313879 has 2 divisors, whose sum is σ = 712313880. Its totient is φ = 712313878.

The previous prime is 712313851. The next prime is 712313881. The reversal of 712313879 is 978313217.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-712313879 is a prime.

Together with 712313881, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (712313809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356156939 + 356156940.

It is an arithmetic number, because the mean of its divisors is an integer number (356156940).

Almost surely, 2^712313879 is an apocalyptic number.

712313879 is a deficient number, since it is larger than the sum of its proper divisors (1).

712313879 is an equidigital number, since it uses as much as digits as its factorization.

712313879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 41.

The square root of 712313879 is about 26689.2090366125. The cubic root of 712313879 is about 893.0802161062.

It can be divided in two parts, 7123138 and 79, that added together give a palindrome (7123217).

The spelling of 712313879 in words is "seven hundred twelve million, three hundred thirteen thousand, eight hundred seventy-nine".