13011040443 has 32 divisors (see below), whose sum is σ = 18151511040. Its totient is φ = 8279429760.

The previous prime is 13011040439. The next prime is 13011040447. The reversal of 13011040443 is 34404011031.

13011040443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13011040439) and next prime (13011040447).

It is not a de Polignac number, because 13011040443 - 2² = 13011040439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13011040447) 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 31 ways as a sum of consecutive naturals, for example, 8431530 + ... + 8433072.

It is an arithmetic number, because the mean of its divisors is an integer number (567234720).

Almost surely, 2^13011040443 is an apocalyptic number.

13011040443 is a deficient number, since it is larger than the sum of its proper divisors (5140470597).

13011040443 is a wasteful number, since it uses less digits than its factorization.

13011040443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2619.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13011040443 its reverse (34404011031), we get a palindrome (47415051474).

The spelling of 13011040443 in words is "thirteen billion, eleven million, forty thousand, four hundred forty-three".