• 59 can be written using four 4's:
59 is nontrivially palindromic in base 4.
59 is an esthetic number in base 4, base 9, base 11 and base 14, because in such bases its adjacent digits differ by 1.
It is a strong prime.
59 is a truncatable prime.
It is a cyclic number.
It is a Chen prime.
59 is an undulating number in base 4.
It is a plaindrome in base 6, base 7, base 10, base 12, base 13, base 15 and base 16.
It is a nialpdrome in base 8, base 9, base 11 and base 14.
It is a panconsummate number.
It is a good prime.
59 is an equidigital number, since it uses as much as digits as its factorization.
59 is an odious number, because the sum of its binary digits is odd.
The square root of 59 is about 7.6811457479. The cubic root of 59 is about 3.8929964159.
Subtracting from 59 its sum of digits (14), we obtain a triangular number (45 = T9).
Subtracting 59 from its reverse (95), we obtain a triangular number (36 = T8).