13044871867 has 2 divisors, whose sum is σ = 13044871868. Its totient is φ = 13044871866.

The previous prime is 13044871837. The next prime is 13044871877. The reversal of 13044871867 is 76817844031.

13044871867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13044871867 - 2¹⁵ = 13044839099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13044871867.

It is not a weakly prime, because it can be changed into another prime (13044871837) 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, 6522435933 + 6522435934.

It is an arithmetic number, because the mean of its divisors is an integer number (6522435934).

Almost surely, 2^13044871867 is an apocalyptic number.

13044871867 is a deficient number, since it is larger than the sum of its proper divisors (1).

13044871867 is an equidigital number, since it uses as much as digits as its factorization.

13044871867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 903168, while the sum is 49.

The spelling of 13044871867 in words is "thirteen billion, forty-four million, eight hundred seventy-one thousand, eight hundred sixty-seven".