13896428089 has 2 divisors, whose sum is σ = 13896428090. Its totient is φ = 13896428088.

The previous prime is 13896428081. The next prime is 13896428093. The reversal of 13896428089 is 98082469831.

13896428089 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 can be written as a sum of positive squares in only one way, i.e., 7813676025 + 6082752064 = 88395^2 + 77992^2 .

It is a cyclic number.

It is not a de Polignac number, because 13896428089 - 2³ = 13896428081 is a prime.

It is a super-2 number, since 2×13896428089² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13896428081) 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, 6948214044 + 6948214045.

It is an arithmetic number, because the mean of its divisors is an integer number (6948214045).

Almost surely, 2^13896428089 is an apocalyptic number.

It is an amenable number.

13896428089 is a deficient number, since it is larger than the sum of its proper divisors (1).

13896428089 is an equidigital number, since it uses as much as digits as its factorization.

13896428089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5971968, while the sum is 58.

The spelling of 13896428089 in words is "thirteen billion, eight hundred ninety-six million, four hundred twenty-eight thousand, eighty-nine".