2160589 has 2 divisors, whose sum is σ = 2160590. Its totient is φ = 2160588.

The previous prime is 2160563. The next prime is 2160617. The reversal of 2160589 is 9850612.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2079364 + 81225 = 1442^2 + 285^2 .

It is a cyclic number.

It is not a de Polignac number, because 2160589 - 2⁷ = 2160461 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2160589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1080294 + 1080295.

It is an arithmetic number, because the mean of its divisors is an integer number (1080295).

2^2160589 is an apocalyptic number.

It is an amenable number.

2160589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2160589 is an equidigital number, since it uses as much as digits as its factorization.

2160589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 2160589 is about 1469.8942138807. The cubic root of 2160589 is about 129.2778299825.

The spelling of 2160589 in words is "two million, one hundred sixty thousand, five hundred eighty-nine".