712816469 has 2 divisors, whose sum is σ = 712816470. Its totient is φ = 712816468.

The previous prime is 712816463. The next prime is 712816471. The reversal of 712816469 is 964618217.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 709156900 + 3659569 = 26630^2 + 1913^2 .

It is a cyclic number.

It is not a de Polignac number, because 712816469 - 2⁴ = 712816453 is a prime.

It is a super-2 number, since 2×712816469² = 1016214636955255922, which contains 22 as substring.

Together with 712816471, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (712816463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356408234 + 356408235.

It is an arithmetic number, because the mean of its divisors is an integer number (356408235).

Almost surely, 2^712816469 is an apocalyptic number.

It is an amenable number.

712816469 is a deficient number, since it is larger than the sum of its proper divisors (1).

712816469 is an equidigital number, since it uses as much as digits as its factorization.

712816469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 44.

The square root of 712816469 is about 26698.6229794722. The cubic root of 712816469 is about 893.2902113878.

The spelling of 712816469 in words is "seven hundred twelve million, eight hundred sixteen thousand, four hundred sixty-nine".