173340329 has 2 divisors, whose sum is σ = 173340330. Its totient is φ = 173340328.

The previous prime is 173340319. The next prime is 173340361. The reversal of 173340329 is 923043371.

It is an a-pointer prime, because the next prime (173340361) can be obtained adding 173340329 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173317225 + 23104 = 13165^2 + 152^2 .

It is an emirp because it is prime and its reverse (923043371) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 173340329 - 2⁸ = 173340073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 173340295 and 173340304.

It is not a weakly prime, because it can be changed into another prime (173340319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86670164 + 86670165.

It is an arithmetic number, because the mean of its divisors is an integer number (86670165).

Almost surely, 2^173340329 is an apocalyptic number.

It is an amenable number.

173340329 is a deficient number, since it is larger than the sum of its proper divisors (1).

173340329 is an equidigital number, since it uses as much as digits as its factorization.

173340329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 173340329 is about 13165.8774489208. The cubic root of 173340329 is about 557.5706080679.

The spelling of 173340329 in words is "one hundred seventy-three million, three hundred forty thousand, three hundred twenty-nine".