713244865 has 4 divisors (see below), whose sum is σ = 855893844. Its totient is φ = 570595888.

The previous prime is 713244859. The next prime is 713244899. The reversal of 713244865 is 568442317.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 568442317 = 4327 ⋅131371.

It can be written as a sum of positive squares in 2 ways, for example, as 455224896 + 258019969 = 21336^2 + 16063^2 .

It is a cyclic number.

It is not a de Polignac number, because 713244865 - 2⁷ = 713244737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71324482 + ... + 71324491.

It is an arithmetic number, because the mean of its divisors is an integer number (213973461).

Almost surely, 2^713244865 is an apocalyptic number.

It is an amenable number.

713244865 is a deficient number, since it is larger than the sum of its proper divisors (142648979).

713244865 is a wasteful number, since it uses less digits than its factorization.

713244865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142648978.

The product of its digits is 161280, while the sum is 40.

The square root of 713244865 is about 26706.6445851964. The cubic root of 713244865 is about 893.4691285579.

The spelling of 713244865 in words is "seven hundred thirteen million, two hundred forty-four thousand, eight hundred sixty-five".