713438279 has 4 divisors (see below), whose sum is σ = 716553960. Its totient is φ = 710322600.

The previous prime is 713438233. The next prime is 713438281. The reversal of 713438279 is 972834317.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 713438279 - 2⁸ = 713438023 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 (713438879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1557497 + ... + 1557954.

It is an arithmetic number, because the mean of its divisors is an integer number (179138490).

Almost surely, 2^713438279 is an apocalyptic number.

713438279 is a deficient number, since it is larger than the sum of its proper divisors (3115681).

713438279 is a wasteful number, since it uses less digits than its factorization.

713438279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115680.

The product of its digits is 254016, while the sum is 44.

The square root of 713438279 is about 26710.2654236157. The cubic root of 713438279 is about 893.5498833488.

The spelling of 713438279 in words is "seven hundred thirteen million, four hundred thirty-eight thousand, two hundred seventy-nine".