It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is an unprimeable number.
211992 is an apocalyptic number.
It is an amenable number.
11992 is a wasteful number, since it uses less digits than its factorization.
11992 is an evil number, because the sum of its binary digits is even.
The square root of 11992 is about 109.5079905760. The cubic root of 11992 is about 22.8891961012.
The spelling of 11992 in words is "eleven thousand, nine hundred ninety-two".