82000189 has 2 divisors, whose sum is σ = 82000190. Its totient is φ = 82000188.

The previous prime is 82000159. The next prime is 82000201. The reversal of 82000189 is 98100028.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44116164 + 37884025 = 6642^2 + 6155^2 .

It is a cyclic number.

It is not a de Polignac number, because 82000189 - 2⁵ = 82000157 is a prime.

82000189 is a modest number, since divided by 189 gives 82 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82000159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41000094 + 41000095.

It is an arithmetic number, because the mean of its divisors is an integer number (41000095).

Almost surely, 2^82000189 is an apocalyptic number.

It is an amenable number.

82000189 is a deficient number, since it is larger than the sum of its proper divisors (1).

82000189 is an equidigital number, since it uses as much as digits as its factorization.

82000189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 82000189 is about 9055.3955739106. The cubic root of 82000189 is about 434.4484823599.

The spelling of 82000189 in words is "eighty-two million, one hundred eighty-nine", and thus it is an aban number.