102107775907 has 2 divisors, whose sum is σ = 102107775908. Its totient is φ = 102107775906.

The previous prime is 102107775859. The next prime is 102107775941. The reversal of 102107775907 is 709577701201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102107775907 - 2³¹ = 99960292259 is a prime.

It is not a weakly prime, because it can be changed into another prime (102107775967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51053887953 + 51053887954.

It is an arithmetic number, because the mean of its divisors is an integer number (51053887954).

Almost surely, 2^102107775907 is an apocalyptic number.

102107775907 is a deficient number, since it is larger than the sum of its proper divisors (1).

102107775907 is an equidigital number, since it uses as much as digits as its factorization.

102107775907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216090, while the sum is 46.

The spelling of 102107775907 in words is "one hundred two billion, one hundred seven million, seven hundred seventy-five thousand, nine hundred seven".