102779114759 has 2 divisors, whose sum is σ = 102779114760. Its totient is φ = 102779114758.

The previous prime is 102779114747. The next prime is 102779114807. The reversal of 102779114759 is 957411977201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102779114759 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102779114759.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102779114359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51389557379 + 51389557380.

It is an arithmetic number, because the mean of its divisors is an integer number (51389557380).

Almost surely, 2^102779114759 is an apocalyptic number.

102779114759 is a deficient number, since it is larger than the sum of its proper divisors (1).

102779114759 is an equidigital number, since it uses as much as digits as its factorization.

102779114759 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1111320, while the sum is 53.

The spelling of 102779114759 in words is "one hundred two billion, seven hundred seventy-nine million, one hundred fourteen thousand, seven hundred fifty-nine".