13988660129 has 2 divisors, whose sum is σ = 13988660130. Its totient is φ = 13988660128.

The previous prime is 13988660107. The next prime is 13988660143. The reversal of 13988660129 is 92106688931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13377235600 + 611424529 = 115660^2 + 24727^2 .

It is an emirp because it is prime and its reverse (92106688931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13988660129 - 2²⁸ = 13720224673 is a prime.

It is a super-2 number, since 2×13988660129² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13988660159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6994330064 + 6994330065.

It is an arithmetic number, because the mean of its divisors is an integer number (6994330065).

Almost surely, 2^13988660129 is an apocalyptic number.

It is an amenable number.

13988660129 is a deficient number, since it is larger than the sum of its proper divisors (1).

13988660129 is an equidigital number, since it uses as much as digits as its factorization.

13988660129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The spelling of 13988660129 in words is "thirteen billion, nine hundred eighty-eight million, six hundred sixty thousand, one hundred twenty-nine".