Adding to 12261 its reverse (16221), we get a palindrome (28482).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Duffinian number.
It is a plaindrome in base 14.
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 12261.
212261 is an apocalyptic number.
It is an amenable number.
12261 is an equidigital number, since it uses as much as digits as its factorization.
12261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131.
The square root of 12261 is about 110.7293998900. The cubic root of 12261 is about 23.0590793687.
The spelling of 12261 in words is "twelve thousand, two hundred sixty-one".