13887700829 has 2 divisors, whose sum is σ = 13887700830. Its totient is φ = 13887700828.

The previous prime is 13887700789. The next prime is 13887700831. The reversal of 13887700829 is 92800778831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11837875204 + 2049825625 = 108802^2 + 45275^2 .

It is a cyclic number.

It is not a de Polignac number, because 13887700829 - 2²⁰ = 13886652253 is a prime.

Together with 13887700831, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13887703829) 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, 6943850414 + 6943850415.

It is an arithmetic number, because the mean of its divisors is an integer number (6943850415).

Almost surely, 2^13887700829 is an apocalyptic number.

It is an amenable number.

13887700829 is a deficient number, since it is larger than the sum of its proper divisors (1).

13887700829 is an equidigital number, since it uses as much as digits as its factorization.

13887700829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1354752, while the sum is 53.

The spelling of 13887700829 in words is "thirteen billion, eight hundred eighty-seven million, seven hundred thousand, eight hundred twenty-nine".