It is a happy number.
11564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nialpdrome in base 11 and base 14.
It is an unprimeable number.
11564 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
211564 is an apocalyptic number.
11564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11564 is a wasteful number, since it uses less digits than its factorization.
11564 is an odious number, because the sum of its binary digits is odd.
The square root of 11564 is about 107.5360404702. The cubic root of 11564 is about 22.6135820413.
The spelling of 11564 in words is "eleven thousand, five hundred sixty-four".