17489 has 2 divisors, whose sum is σ = 17490. Its totient is φ = 17488.

The previous prime is 17483. The next prime is 17491. The reversal of 17489 is 98471.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9025 + 8464 = 95^2 + 92^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17489 is a prime.

Together with 17491, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 14.

It is not a weakly prime, because it can be changed into another prime (17483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8744 + 8745.

It is an arithmetic number, because the mean of its divisors is an integer number (8745).

2¹⁷⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

17489 is a deficient number, since it is larger than the sum of its proper divisors (1).

17489 is an equidigital number, since it uses as much as digits as its factorization.

17489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 29.

The square root of 17489 is about 132.2459829258. The cubic root of 17489 is about 25.9570296134.

The spelling of 17489 in words is "seventeen thousand, four hundred eighty-nine".