712591729 has 2 divisors, whose sum is σ = 712591730. Its totient is φ = 712591728.

The previous prime is 712591723. The next prime is 712591739. The reversal of 712591729 is 927195217.

712591729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 664608400 + 47983329 = 25780^2 + 6927^2 .

It is a cyclic number.

It is not a de Polignac number, because 712591729 - 2³ = 712591721 is a prime.

It is not a weakly prime, because it can be changed into another prime (712591721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356295864 + 356295865.

It is an arithmetic number, because the mean of its divisors is an integer number (356295865).

Almost surely, 2^712591729 is an apocalyptic number.

It is an amenable number.

712591729 is a deficient number, since it is larger than the sum of its proper divisors (1).

712591729 is an equidigital number, since it uses as much as digits as its factorization.

712591729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 43.

The square root of 712591729 is about 26694.4138163774. The cubic root of 712591729 is about 893.1963213272.

The spelling of 712591729 in words is "seven hundred twelve million, five hundred ninety-one thousand, seven hundred twenty-nine".