1654 is nontrivially palindromic in base 16.
1654 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
1654 is an esthetic number in base 16, because in such base its adjacent digits differ by 1.
It is a semiprime because it is the product of two primes.
It is an alternating number because its digits alternate between odd and even.
1654 is an undulating number in base 16.
1654 is strictly pandigital in base 5.
It is a plaindrome in base 9.
It is a nialpdrome in base 14 and base 15.
It is a congruent number.
1654 is an equidigital number, since it uses as much as digits as its factorization.
1654 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 829.
The square root of 1654 is about 40.6693988153. The cubic root of 1654 is about 11.8261986130.
The spelling of 1654 in words is "one thousand, six hundred fifty-four".