1323032173 has 2 divisors, whose sum is σ = 1323032174. Its totient is φ = 1323032172.

The previous prime is 1323032159. The next prime is 1323032237. The reversal of 1323032173 is 3712303231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1161310084 + 161722089 = 34078^2 + 12717^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323032173 - 2²⁵ = 1289477741 is a prime.

It is a super-3 number, since 3×1323032173³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323032143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661516086 + 661516087.

It is an arithmetic number, because the mean of its divisors is an integer number (661516087).

Almost surely, 2^1323032173 is an apocalyptic number.

It is an amenable number.

1323032173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323032173 is an equidigital number, since it uses as much as digits as its factorization.

1323032173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 1323032173 is about 36373.5092203103. The cubic root of 1323032173 is about 1097.8006117135.

The spelling of 1323032173 in words is "one billion, three hundred twenty-three million, thirty-two thousand, one hundred seventy-three".