162000173 has 2 divisors, whose sum is σ = 162000174. Its totient is φ = 162000172.

The previous prime is 162000133. The next prime is 162000197. The reversal of 162000173 is 371000261.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144048004 + 17952169 = 12002^2 + 4237^2 .

It is a cyclic number.

It is not a de Polignac number, because 162000173 - 2⁸ = 161999917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162000133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81000086 + 81000087.

It is an arithmetic number, because the mean of its divisors is an integer number (81000087).

Almost surely, 2^162000173 is an apocalyptic number.

It is an amenable number.

162000173 is a deficient number, since it is larger than the sum of its proper divisors (1).

162000173 is an equidigital number, since it uses as much as digits as its factorization.

162000173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 162000173 is about 12727.9288574379. The cubic root of 162000173 is about 545.1363719001.

The spelling of 162000173 in words is "one hundred sixty-two million, one hundred seventy-three", and thus it is an aban number.