13315933 has 2 divisors, whose sum is σ = 13315934. Its totient is φ = 13315932.

The previous prime is 13315931. The next prime is 13315937. The reversal of 13315933 is 33951331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11471769 + 1844164 = 3387^2 + 1358^2 .

It is a cyclic number.

It is not a de Polignac number, because 13315933 - 2¹ = 13315931 is a prime.

Together with 13315931, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13315931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6657966 + 6657967.

It is an arithmetic number, because the mean of its divisors is an integer number (6657967).

Almost surely, 2^13315933 is an apocalyptic number.

It is an amenable number.

13315933 is a deficient number, since it is larger than the sum of its proper divisors (1).

13315933 is an equidigital number, since it uses as much as digits as its factorization.

13315933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3645, while the sum is 28.

The square root of 13315933 is about 3649.1003000740. The cubic root of 13315933 is about 237.0230235130.

The spelling of 13315933 in words is "thirteen million, three hundred fifteen thousand, nine hundred thirty-three".