8000173 has 2 divisors, whose sum is σ = 8000174. Its totient is φ = 8000172.

The previous prime is 8000171. The next prime is 8000189. The reversal of 8000173 is 3710008.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7941124 + 59049 = 2818^2 + 243^2 .

It is a cyclic number.

It is not a de Polignac number, because 8000173 - 2¹ = 8000171 is a prime.

Together with 8000171, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8000173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8000171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4000086 + 4000087.

It is an arithmetic number, because the mean of its divisors is an integer number (4000087).

Almost surely, 2^8000173 is an apocalyptic number.

It is an amenable number.

8000173 is a deficient number, since it is larger than the sum of its proper divisors (1).

8000173 is an equidigital number, since it uses as much as digits as its factorization.

8000173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 8000173 is about 2828.4577069491. The cubic root of 8000173 is about 200.0014416563.

The spelling of 8000173 in words is "eight million, one hundred seventy-three", and thus it is an aban number.