13288313 has 2 divisors, whose sum is σ = 13288314. Its totient is φ = 13288312.

The previous prime is 13288309. The next prime is 13288343. The reversal of 13288313 is 31388231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6775609 + 6512704 = 2603^2 + 2552^2 .

It is a cyclic number.

It is not a de Polignac number, because 13288313 - 2² = 13288309 is a prime.

It is not a weakly prime, because it can be changed into another prime (13288343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6644156 + 6644157.

It is an arithmetic number, because the mean of its divisors is an integer number (6644157).

Almost surely, 2^13288313 is an apocalyptic number.

It is an amenable number.

13288313 is a deficient number, since it is larger than the sum of its proper divisors (1).

13288313 is an equidigital number, since it uses as much as digits as its factorization.

13288313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 29.

The square root of 13288313 is about 3645.3138410842. The cubic root of 13288313 is about 236.8590318134.

The spelling of 13288313 in words is "thirteen million, two hundred eighty-eight thousand, three hundred thirteen".