712867417 has 2 divisors, whose sum is σ = 712867418. Its totient is φ = 712867416.

The previous prime is 712867399. The next prime is 712867427. The reversal of 712867417 is 714768217.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 571162201 + 141705216 = 23899^2 + 11904^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-712867417 is a prime.

It is not a weakly prime, because it can be changed into another prime (712867427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356433708 + 356433709.

It is an arithmetic number, because the mean of its divisors is an integer number (356433709).

Almost surely, 2^712867417 is an apocalyptic number.

It is an amenable number.

712867417 is a deficient number, since it is larger than the sum of its proper divisors (1).

712867417 is an equidigital number, since it uses as much as digits as its factorization.

712867417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131712, while the sum is 43.

The square root of 712867417 is about 26699.5770940290. The cubic root of 712867417 is about 893.3114932874.

The spelling of 712867417 in words is "seven hundred twelve million, eight hundred sixty-seven thousand, four hundred seventeen".