102779114807 has 2 divisors, whose sum is σ = 102779114808. Its totient is φ = 102779114806.

The previous prime is 102779114759. The next prime is 102779114849. The reversal of 102779114807 is 708411977201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102779114807 - 2⁸ = 102779114551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102779110807) 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, 51389557403 + 51389557404.

It is an arithmetic number, because the mean of its divisors is an integer number (51389557404).

Almost surely, 2^102779114807 is an apocalyptic number.

102779114807 is a deficient number, since it is larger than the sum of its proper divisors (1).

102779114807 is an equidigital number, since it uses as much as digits as its factorization.

102779114807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 197568, while the sum is 47.

The spelling of 102779114807 in words is "one hundred two billion, seven hundred seventy-nine million, one hundred fourteen thousand, eight hundred seven".