712703917 has 2 divisors, whose sum is σ = 712703918. Its totient is φ = 712703916.

The previous prime is 712703899. The next prime is 712703923. The reversal of 712703917 is 719307217.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 627953481 + 84750436 = 25059^2 + 9206^2 .

It is a cyclic number.

It is not a de Polignac number, because 712703917 - 2²⁷ = 578486189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (712703987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356351958 + 356351959.

It is an arithmetic number, because the mean of its divisors is an integer number (356351959).

Almost surely, 2^712703917 is an apocalyptic number.

It is an amenable number.

712703917 is a deficient number, since it is larger than the sum of its proper divisors (1).

712703917 is an equidigital number, since it uses as much as digits as its factorization.

712703917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18522, while the sum is 37.

The square root of 712703917 is about 26696.5150721962. The cubic root of 712703917 is about 893.2431927903.

The spelling of 712703917 in words is "seven hundred twelve million, seven hundred three thousand, nine hundred seventeen".