922472249173 has 2 divisors, whose sum is σ = 922472249174. Its totient is φ = 922472249172.

The previous prime is 922472249123. The next prime is 922472249189. The reversal of 922472249173 is 371942274229.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 891064257444 + 31407991729 = 943962^2 + 177223^2 .

It is an emirp because it is prime and its reverse (371942274229) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-922472249173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 922472249173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (922472249123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 461236124586 + 461236124587.

It is an arithmetic number, because the mean of its divisors is an integer number (461236124587).

Almost surely, 2^922472249173 is an apocalyptic number.

It is an amenable number.

922472249173 is a deficient number, since it is larger than the sum of its proper divisors (1).

922472249173 is an equidigital number, since it uses as much as digits as its factorization.

922472249173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3048192, while the sum is 52.

The spelling of 922472249173 in words is "nine hundred twenty-two billion, four hundred seventy-two million, two hundred forty-nine thousand, one hundred seventy-three".