712367009 has 2 divisors, whose sum is σ = 712367010. Its totient is φ = 712367008.

The previous prime is 712366987. The next prime is 712367023. The reversal of 712367009 is 900763217.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 574656784 + 137710225 = 23972^2 + 11735^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-712367009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 712367009.

It is not a weakly prime, because it can be changed into another prime (712367059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356183504 + 356183505.

It is an arithmetic number, because the mean of its divisors is an integer number (356183505).

Almost surely, 2^712367009 is an apocalyptic number.

It is an amenable number.

712367009 is a deficient number, since it is larger than the sum of its proper divisors (1).

712367009 is an equidigital number, since it uses as much as digits as its factorization.

712367009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 712367009 is about 26690.2043641483. The cubic root of 712367009 is about 893.1024198817.

The spelling of 712367009 in words is "seven hundred twelve million, three hundred sixty-seven thousand, nine".