173340073 has 2 divisors, whose sum is σ = 173340074. Its totient is φ = 173340072.

The previous prime is 173340061. The next prime is 173340091. The reversal of 173340073 is 370043371.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166719744 + 6620329 = 12912^2 + 2573^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-173340073 is a prime.

It is not a weakly prime, because it can be changed into another prime (173340043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86670036 + 86670037.

It is an arithmetic number, because the mean of its divisors is an integer number (86670037).

Almost surely, 2^173340073 is an apocalyptic number.

It is an amenable number.

173340073 is a deficient number, since it is larger than the sum of its proper divisors (1).

173340073 is an equidigital number, since it uses as much as digits as its factorization.

173340073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 173340073 is about 13165.8677268154. The cubic root of 173340073 is about 557.5703335825.

The spelling of 173340073 in words is "one hundred seventy-three million, three hundred forty thousand, seventy-three".