999892002917 has 2 divisors, whose sum is σ = 999892002918. Its totient is φ = 999892002916.

The previous prime is 999892002881. The next prime is 999892002937. The reversal of 999892002917 is 719200298999.

It is a Cunningham number, because it is equal to 999946²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 999892002916 + 1 = 999946^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 999892002917 - 2¹⁰ = 999892001893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999892002937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499946001458 + 499946001459.

It is an arithmetic number, because the mean of its divisors is an integer number (499946001459).

Almost surely, 2^999892002917 is an apocalyptic number.

It is an amenable number.

999892002917 is a deficient number, since it is larger than the sum of its proper divisors (1).

999892002917 is an equidigital number, since it uses as much as digits as its factorization.

999892002917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13226976, while the sum is 65.

The spelling of 999892002917 in words is "nine hundred ninety-nine billion, eight hundred ninety-two million, two thousand, nine hundred seventeen".