318326353 has 2 divisors, whose sum is σ = 318326354. Its totient is φ = 318326352.

The previous prime is 318326297. The next prime is 318326453. The reversal of 318326353 is 353623813.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 284360769 + 33965584 = 16863^2 + 5828^2 .

It is an emirp because it is prime and its reverse (353623813) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 318326353 - 2¹⁷ = 318195281 is a prime.

It is not a weakly prime, because it can be changed into another prime (318326153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159163176 + 159163177.

It is an arithmetic number, because the mean of its divisors is an integer number (159163177).

Almost surely, 2^318326353 is an apocalyptic number.

It is an amenable number.

318326353 is a deficient number, since it is larger than the sum of its proper divisors (1).

318326353 is an equidigital number, since it uses as much as digits as its factorization.

318326353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

The square root of 318326353 is about 17841.7026373606. The cubic root of 318326353 is about 682.7958369872.

The spelling of 318326353 in words is "three hundred eighteen million, three hundred twenty-six thousand, three hundred fifty-three".