Adding to 2659 its reverse (9562), we get a palindrome (12221).
Subtracting 2659 from its reverse (9562), we obtain a triangular number (6903 = T117).
2659 is nontrivially palindromic in base 5 and base 14.
2659 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is a Chen prime.
2659 is an undulating number in base 14.
It is a nialpdrome in base 16.
22659 is an apocalyptic number.
2659 is an equidigital number, since it uses as much as digits as its factorization.
2659 is an evil number, because the sum of its binary digits is even.
The square root of 2659 is about 51.5654923374. The cubic root of 2659 is about 13.8539233065.
The spelling of 2659 in words is "two thousand, six hundred fifty-nine".