713474521 has 2 divisors, whose sum is σ = 713474522. Its totient is φ = 713474520.

The previous prime is 713474519. The next prime is 713474561. The reversal of 713474521 is 125474317.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 652087296 + 61387225 = 25536^2 + 7835^2 .

It is a cyclic number.

It is not a de Polignac number, because 713474521 - 2¹ = 713474519 is a prime.

Together with 713474519, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (713474561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356737260 + 356737261.

It is an arithmetic number, because the mean of its divisors is an integer number (356737261).

Almost surely, 2^713474521 is an apocalyptic number.

It is an amenable number.

713474521 is a deficient number, since it is larger than the sum of its proper divisors (1).

713474521 is an equidigital number, since it uses as much as digits as its factorization.

713474521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23520, while the sum is 34.

The square root of 713474521 is about 26710.9438433014. The cubic root of 713474521 is about 893.5650135932.

The spelling of 713474521 in words is "seven hundred thirteen million, four hundred seventy-four thousand, five hundred twenty-one".