13506426139 has 2 divisors, whose sum is σ = 13506426140. Its totient is φ = 13506426138.

The previous prime is 13506426113. The next prime is 13506426149. The reversal of 13506426139 is 93162460531.

13506426139 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 a de Polignac number, because none of the positive numbers 2^k-13506426139 is a prime.

It is not a weakly prime, because it can be changed into another prime (13506426149) 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, 6753213069 + 6753213070.

It is an arithmetic number, because the mean of its divisors is an integer number (6753213070).

Almost surely, 2^13506426139 is an apocalyptic number.

13506426139 is a deficient number, since it is larger than the sum of its proper divisors (1).

13506426139 is an equidigital number, since it uses as much as digits as its factorization.

13506426139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 40.

The spelling of 13506426139 in words is "thirteen billion, five hundred six million, four hundred twenty-six thousand, one hundred thirty-nine".