992188775173 has 2 divisors, whose sum is σ = 992188775174. Its totient is φ = 992188775172.

The previous prime is 992188775119. The next prime is 992188775239. The reversal of 992188775173 is 371577881299.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 918900539649 + 73288235524 = 958593^2 + 270718^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-992188775173 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 992188775099 and 992188775108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (992188775113) 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, 496094387586 + 496094387587.

It is an arithmetic number, because the mean of its divisors is an integer number (496094387587).

Almost surely, 2^992188775173 is an apocalyptic number.

It is an amenable number.

992188775173 is a deficient number, since it is larger than the sum of its proper divisors (1).

992188775173 is an equidigital number, since it uses as much as digits as its factorization.

992188775173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53343360, while the sum is 67.

The spelling of 992188775173 in words is "nine hundred ninety-two billion, one hundred eighty-eight million, seven hundred seventy-five thousand, one hundred seventy-three".