13344313 has 2 divisors, whose sum is σ = 13344314. Its totient is φ = 13344312.

The previous prime is 13344307. The next prime is 13344341. The reversal of 13344313 is 31344331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12616704 + 727609 = 3552^2 + 853^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13344313 is a prime.

It is not a weakly prime, because it can be changed into another prime (13344113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6672156 + 6672157.

It is an arithmetic number, because the mean of its divisors is an integer number (6672157).

Almost surely, 2^13344313 is an apocalyptic number.

It is an amenable number.

13344313 is a deficient number, since it is larger than the sum of its proper divisors (1).

13344313 is an equidigital number, since it uses as much as digits as its factorization.

13344313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 22.

The square root of 13344313 is about 3652.9868600913. The cubic root of 13344313 is about 237.1912916125.

Adding to 13344313 its reverse (31344331), we get a palindrome (44688644).

The spelling of 13344313 in words is "thirteen million, three hundred forty-four thousand, three hundred thirteen".