102636877139 has 2 divisors, whose sum is σ = 102636877140. Its totient is φ = 102636877138.

The previous prime is 102636877129. The next prime is 102636877141. The reversal of 102636877139 is 931778636201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102636877139 - 2⁸ = 102636876883 is a prime.

Together with 102636877141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102636877129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51318438569 + 51318438570.

It is an arithmetic number, because the mean of its divisors is an integer number (51318438570).

Almost surely, 2^102636877139 is an apocalyptic number.

102636877139 is a deficient number, since it is larger than the sum of its proper divisors (1).

102636877139 is an equidigital number, since it uses as much as digits as its factorization.

102636877139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 102636877139 in words is "one hundred two billion, six hundred thirty-six million, eight hundred seventy-seven thousand, one hundred thirty-nine".