712288979 has 2 divisors, whose sum is σ = 712288980. Its totient is φ = 712288978.

The previous prime is 712288957. The next prime is 712289027. The reversal of 712288979 is 979882217.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (979882217) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 712288979 - 2⁸ = 712288723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 712288979.

It is not a weakly prime, because it can be changed into another prime (712288919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356144489 + 356144490.

It is an arithmetic number, because the mean of its divisors is an integer number (356144490).

Almost surely, 2^712288979 is an apocalyptic number.

712288979 is a deficient number, since it is larger than the sum of its proper divisors (1).

712288979 is an equidigital number, since it uses as much as digits as its factorization.

712288979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 53.

The square root of 712288979 is about 26688.7425518701. The cubic root of 712288979 is about 893.0698096655.

The spelling of 712288979 in words is "seven hundred twelve million, two hundred eighty-eight thousand, nine hundred seventy-nine".