712313489 has 2 divisors, whose sum is σ = 712313490. Its totient is φ = 712313488.

The previous prime is 712313419. The next prime is 712313501. The reversal of 712313489 is 984313217.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 437019025 + 275294464 = 20905^2 + 16592^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-712313489 is a prime.

It is a super-2 number, since 2×712313489² = 1014781013222706242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (712313419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356156744 + 356156745.

It is an arithmetic number, because the mean of its divisors is an integer number (356156745).

Almost surely, 2^712313489 is an apocalyptic number.

It is an amenable number.

712313489 is a deficient number, since it is larger than the sum of its proper divisors (1).

712313489 is an equidigital number, since it uses as much as digits as its factorization.

712313489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 38.

The square root of 712313489 is about 26689.2017302879. The cubic root of 712313489 is about 893.0800531157.

The spelling of 712313489 in words is "seven hundred twelve million, three hundred thirteen thousand, four hundred eighty-nine".