713013661 has 4 divisors (see below), whose sum is σ = 713714400. Its totient is φ = 712312924.

The previous prime is 713013607. The next prime is 713013667. The reversal of 713013661 is 166310317.

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 713013661 - 2⁷ = 713013533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (713013667) 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, 348841 + ... + 350878.

It is an arithmetic number, because the mean of its divisors is an integer number (178428600).

Almost surely, 2^713013661 is an apocalyptic number.

It is an amenable number.

713013661 is a deficient number, since it is larger than the sum of its proper divisors (700739).

713013661 is a wasteful number, since it uses less digits than its factorization.

713013661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700738.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 713013661 is about 26702.3156486474. The cubic root of 713013661 is about 893.3725764146.

Adding to 713013661 its reverse (166310317), we get a palindrome (879323978).

The spelling of 713013661 in words is "seven hundred thirteen million, thirteen thousand, six hundred sixty-one".