713799521 has 4 divisors (see below), whose sum is σ = 736825344. Its totient is φ = 690773700.

The previous prime is 713799517. The next prime is 713799539. The reversal of 713799521 is 125997317.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 713799521 - 2² = 713799517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (713799571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11512865 + ... + 11512926.

It is an arithmetic number, because the mean of its divisors is an integer number (184206336).

Almost surely, 2^713799521 is an apocalyptic number.

It is an amenable number.

713799521 is a deficient number, since it is larger than the sum of its proper divisors (23025823).

713799521 is a wasteful number, since it uses less digits than its factorization.

713799521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23025822.

The product of its digits is 119070, while the sum is 44.

The square root of 713799521 is about 26717.0267994027. The cubic root of 713799521 is about 893.7006711099.

The spelling of 713799521 in words is "seven hundred thirteen million, seven hundred ninety-nine thousand, five hundred twenty-one".