It is a happy number.
16545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
216545 is an apocalyptic number.
16545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
16545 is a wasteful number, since it uses less digits than its factorization.
16545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1111.
The square root of 16545 is about 128.6273687829. The cubic root of 16545 is about 25.4813396738.
The spelling of 16545 in words is "sixteen thousand, five hundred forty-five".