13916254139 has 2 divisors, whose sum is σ = 13916254140. Its totient is φ = 13916254138.

The previous prime is 13916254133. The next prime is 13916254147. The reversal of 13916254139 is 93145261931.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13916254139 is a prime.

It is a super-2 number, since 2×13916254139² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13916254139.

It is not a weakly prime, because it can be changed into another prime (13916254133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6958127069 + 6958127070.

It is an arithmetic number, because the mean of its divisors is an integer number (6958127070).

Almost surely, 2^13916254139 is an apocalyptic number.

13916254139 is a deficient number, since it is larger than the sum of its proper divisors (1).

13916254139 is an equidigital number, since it uses as much as digits as its factorization.

13916254139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 44.

The spelling of 13916254139 in words is "thirteen billion, nine hundred sixteen million, two hundred fifty-four thousand, one hundred thirty-nine".