315330089 has 2 divisors, whose sum is σ = 315330090. Its totient is φ = 315330088.

The previous prime is 315330017. The next prime is 315330091. The reversal of 315330089 is 980033513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 260273689 + 55056400 = 16133^2 + 7420^2 .

It is an emirp because it is prime and its reverse (980033513) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315330089 is a prime.

Together with 315330091, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (315332089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157665044 + 157665045.

It is an arithmetic number, because the mean of its divisors is an integer number (157665045).

Almost surely, 2^315330089 is an apocalyptic number.

It is an amenable number.

315330089 is a deficient number, since it is larger than the sum of its proper divisors (1).

315330089 is an equidigital number, since it uses as much as digits as its factorization.

315330089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 315330089 is about 17757.5361185047. The cubic root of 315330089 is about 680.6467959239.

The spelling of 315330089 in words is "three hundred fifteen million, three hundred thirty thousand, eighty-nine".