712857533 has 2 divisors, whose sum is σ = 712857534. Its totient is φ = 712857532.

The previous prime is 712857499. The next prime is 712857547. The reversal of 712857533 is 335758217.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 605258404 + 107599129 = 24602^2 + 10373^2 .

It is an emirp because it is prime and its reverse (335758217) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 712857533 - 2²⁰ = 711808957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (712857553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356428766 + 356428767.

It is an arithmetic number, because the mean of its divisors is an integer number (356428767).

Almost surely, 2^712857533 is an apocalyptic number.

It is an amenable number.

712857533 is a deficient number, since it is larger than the sum of its proper divisors (1).

712857533 is an equidigital number, since it uses as much as digits as its factorization.

712857533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 176400, while the sum is 41.

The square root of 712857533 is about 26699.3919968227. The cubic root of 712857533 is about 893.3073646414.

The spelling of 712857533 in words is "seven hundred twelve million, eight hundred fifty-seven thousand, five hundred thirty-three".