Adding to 12126 its reverse (62121), we get a palindrome (74247).
It is a nude number because it is divisible by every one of its digits.
It is a plaindrome in base 13.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 12126.
It is an unprimeable number.
212126 is an apocalyptic number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12126 is a wasteful number, since it uses less digits than its factorization.
12126 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95.
The square root of 12126 is about 110.1181184002. The cubic root of 12126 is about 22.9741360177.
The spelling of 12126 in words is "twelve thousand, one hundred twenty-six".