Adding to 12036 its reverse (63021), we get a palindrome (75057).
It is a plaindrome in base 14.
12036 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
212036 is an apocalyptic number.
12036 is the 59-th nonagonal number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12036 is a wasteful number, since it uses less digits than its factorization.
12036 is an evil number, because the sum of its binary digits is even.
The square root of 12036 is about 109.7087052152. The cubic root of 12036 is about 22.9171562797.
The spelling of 12036 in words is "twelve thousand, thirty-six".