173225713 has 2 divisors, whose sum is σ = 173225714. Its totient is φ = 173225712.

The previous prime is 173225683. The next prime is 173225777. The reversal of 173225713 is 317522371.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115283169 + 57942544 = 10737^2 + 7612^2 .

It is a cyclic number.

It is not a de Polignac number, because 173225713 - 2²⁵ = 139671281 is a prime.

It is not a weakly prime, because it can be changed into another prime (173225513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86612856 + 86612857.

It is an arithmetic number, because the mean of its divisors is an integer number (86612857).

Almost surely, 2^173225713 is an apocalyptic number.

It is an amenable number.

173225713 is a deficient number, since it is larger than the sum of its proper divisors (1).

173225713 is an equidigital number, since it uses as much as digits as its factorization.

173225713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8820, while the sum is 31.

The square root of 173225713 is about 13161.5239619126. The cubic root of 173225713 is about 557.4476887916.

The spelling of 173225713 in words is "one hundred seventy-three million, two hundred twenty-five thousand, seven hundred thirteen".