It is a nialpdrome in base 13.
It is a zygodrome in base 13.
It is a congruent number.
It is an unprimeable number.
11872 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
211872 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11872 is an equidigital number, since it uses as much as digits as its factorization.
11872 is an evil number, because the sum of its binary digits is even.
The square root of 11872 is about 108.9587077750. The cubic root of 11872 is about 22.8125917930.
The spelling of 11872 in words is "eleven thousand, eight hundred seventy-two".