318725723 has 2 divisors, whose sum is σ = 318725724. Its totient is φ = 318725722.

The previous prime is 318725717. The next prime is 318725731. The reversal of 318725723 is 327527813.

It is a weak prime.

It is an emirp because it is prime and its reverse (327527813) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 318725723 - 2¹⁶ = 318660187 is a prime.

It is not a weakly prime, because it can be changed into another prime (318725023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159362861 + 159362862.

It is an arithmetic number, because the mean of its divisors is an integer number (159362862).

Almost surely, 2^318725723 is an apocalyptic number.

318725723 is a deficient number, since it is larger than the sum of its proper divisors (1).

318725723 is an equidigital number, since it uses as much as digits as its factorization.

318725723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 38.

The square root of 318725723 is about 17852.8911664190. The cubic root of 318725723 is about 683.0812612724.

The spelling of 318725723 in words is "three hundred eighteen million, seven hundred twenty-five thousand, seven hundred twenty-three".