13243344013 has 2 divisors, whose sum is σ = 13243344014. Its totient is φ = 13243344012.

The previous prime is 13243344001. The next prime is 13243344067. The reversal of 13243344013 is 31044334231.

13243344013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9617136489 + 3626207524 = 98067^2 + 60218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13243344013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13243324013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6621672006 + 6621672007.

It is an arithmetic number, because the mean of its divisors is an integer number (6621672007).

Almost surely, 2^13243344013 is an apocalyptic number.

It is an amenable number.

13243344013 is a deficient number, since it is larger than the sum of its proper divisors (1).

13243344013 is an equidigital number, since it uses as much as digits as its factorization.

13243344013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 13243344013 its reverse (31044334231), we get a palindrome (44287678244).

The spelling of 13243344013 in words is "thirteen billion, two hundred forty-three million, three hundred forty-four thousand, thirteen".