713557345 has 4 divisors (see below), whose sum is σ = 856268820. Its totient is φ = 570845872.

The previous prime is 713557343. The next prime is 713557381. The reversal of 713557345 is 543755317.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 156550144 + 557007201 = 12512^2 + 23601^2 .

It is a cyclic number.

It is not a de Polignac number, because 713557345 - 2¹ = 713557343 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 713557298 and 713557307.

It is not an unprimeable number, because it can be changed into a prime (713557343) 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, 71355730 + ... + 71355739.

It is an arithmetic number, because the mean of its divisors is an integer number (214067205).

Almost surely, 2^713557345 is an apocalyptic number.

It is an amenable number.

713557345 is a deficient number, since it is larger than the sum of its proper divisors (142711475).

713557345 is a wasteful number, since it uses less digits than its factorization.

713557345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142711474.

The product of its digits is 220500, while the sum is 40.

The square root of 713557345 is about 26712.4941740752. The cubic root of 713557345 is about 893.5995888831.

The spelling of 713557345 in words is "seven hundred thirteen million, five hundred fifty-seven thousand, three hundred forty-five".