909100000117 has 2 divisors, whose sum is σ = 909100000118. Its totient is φ = 909100000116.

The previous prime is 909100000087. The next prime is 909100000121. The reversal of 909100000117 is 711000001909.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 740634081201 + 168465918916 = 860601^2 + 410446^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-909100000117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (909100000817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 454550000058 + 454550000059.

It is an arithmetic number, because the mean of its divisors is an integer number (454550000059).

Almost surely, 2^909100000117 is an apocalyptic number.

It is an amenable number.

909100000117 is a deficient number, since it is larger than the sum of its proper divisors (1).

909100000117 is an equidigital number, since it uses as much as digits as its factorization.

909100000117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 28.

The spelling of 909100000117 in words is "nine hundred nine billion, one hundred million, one hundred seventeen", and thus it is an aban number.