173104873 has 2 divisors, whose sum is σ = 173104874. Its totient is φ = 173104872.

The previous prime is 173104849. The next prime is 173104889. The reversal of 173104873 is 378401371.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154554624 + 18550249 = 12432^2 + 4307^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-173104873 is a prime.

It is a super-2 number, since 2×173104873² = 59930594112692258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (173104273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86552436 + 86552437.

It is an arithmetic number, because the mean of its divisors is an integer number (86552437).

Almost surely, 2^173104873 is an apocalyptic number.

It is an amenable number.

173104873 is a deficient number, since it is larger than the sum of its proper divisors (1).

173104873 is an equidigital number, since it uses as much as digits as its factorization.

173104873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 173104873 is about 13156.9325072374. The cubic root of 173104873 is about 557.3180358910.

The spelling of 173104873 in words is "one hundred seventy-three million, one hundred four thousand, eight hundred seventy-three".