13043011313 has 4 divisors (see below), whose sum is σ = 13320522240. Its totient is φ = 12765500388.

The previous prime is 13043011297. The next prime is 13043011343. The reversal of 13043011313 is 31311034031.

13043011313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13043011313 - 2⁴ = 13043011297 is a prime.

It is a super-2 number, since 2×13043011313² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13043011343) 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 in 3 ways as a sum of consecutive naturals, for example, 138755393 + ... + 138755486.

It is an arithmetic number, because the mean of its divisors is an integer number (3330130560).

Almost surely, 2^13043011313 is an apocalyptic number.

It is an amenable number.

13043011313 is a deficient number, since it is larger than the sum of its proper divisors (277510927).

13043011313 is an equidigital number, since it uses as much as digits as its factorization.

13043011313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277510926.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 13043011313 its reverse (31311034031), we get a palindrome (44354045344).

The spelling of 13043011313 in words is "thirteen billion, forty-three million, eleven thousand, three hundred thirteen".