13614426121 has 2 divisors, whose sum is σ = 13614426122. Its totient is φ = 13614426120.

The previous prime is 13614426109. The next prime is 13614426187. The reversal of 13614426121 is 12162441631.

13614426121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7151070096 + 6463356025 = 84564^2 + 80395^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13614426121 is a prime.

It is not a weakly prime, because it can be changed into another prime (13614427121) 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, 6807213060 + 6807213061.

It is an arithmetic number, because the mean of its divisors is an integer number (6807213061).

Almost surely, 2^13614426121 is an apocalyptic number.

It is an amenable number.

13614426121 is a deficient number, since it is larger than the sum of its proper divisors (1).

13614426121 is an equidigital number, since it uses as much as digits as its factorization.

13614426121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 31.

Adding to 13614426121 its reverse (12162441631), we get a palindrome (25776867752).

The spelling of 13614426121 in words is "thirteen billion, six hundred fourteen million, four hundred twenty-six thousand, one hundred twenty-one".