716125313 has 4 divisors (see below), whose sum is σ = 722695380. Its totient is φ = 709555248.

The previous prime is 716125307. The next prime is 716125363. The reversal of 716125313 is 313521617.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313521617 = 2141 ⋅146437.

It can be written as a sum of positive squares in 2 ways, for example, as 639685264 + 76440049 = 25292^2 + 8743^2 .

It is a cyclic number.

It is not a de Polignac number, because 716125313 - 2⁸ = 716125057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (716125363) 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, 3284870 + ... + 3285087.

It is an arithmetic number, because the mean of its divisors is an integer number (180673845).

Almost surely, 2^716125313 is an apocalyptic number.

It is an amenable number.

716125313 is a deficient number, since it is larger than the sum of its proper divisors (6570067).

716125313 is a wasteful number, since it uses less digits than its factorization.

716125313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6570066.

The product of its digits is 3780, while the sum is 29.

The square root of 716125313 is about 26760.5178014178. The cubic root of 716125313 is about 894.6702750128.

The spelling of 716125313 in words is "seven hundred sixteen million, one hundred twenty-five thousand, three hundred thirteen".