1322173 has 2 divisors, whose sum is σ = 1322174. Its totient is φ = 1322172.

The previous prime is 1322171. The next prime is 1322177. The reversal of 1322173 is 3712231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 710649 + 611524 = 843^2 + 782^2 .

It is an emirp because it is prime and its reverse (3712231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1322173 - 2¹ = 1322171 is a prime.

Together with 1322171, it forms a pair of twin primes.

1322173 is a lucky number.

It is equal to p₁₀₁₅₉₃ and since 1322173 and 101593 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1322173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661086 + 661087.

It is an arithmetic number, because the mean of its divisors is an integer number (661087).

2^1322173 is an apocalyptic number.

It is an amenable number.

1322173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322173 is an equidigital number, since it uses as much as digits as its factorization.

1322173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252, while the sum is 19.

The square root of 1322173 is about 1149.8578172974. The cubic root of 1322173 is about 109.7562924148.

The spelling of 1322173 in words is "one million, three hundred twenty-two thousand, one hundred seventy-three".