Subtracting 1296 from its reverse (6921), we obtain a square (5625 = 752).
The square root of 1296 is 36.
It is a Jordan-Polya number, since it can be written as (3!)4.
1296 is an esthetic number in base 13, because in such base its adjacent digits differ by 1.
It is an Ulam number.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is a plaindrome in base 13 and base 14.
It is a nialpdrome in base 6, base 12 and base 16.
1296 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
1296 is a Friedman number, since it can be written as 16*9^2, using all its digits and the basic arithmetic operations.
1296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
1296 is the 36-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1296
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1296 is an equidigital number, since it uses as much as digits as its factorization.
1296 is an odious number, because the sum of its binary digits is odd.
The cubic root of 1296 is about 10.9027235570.
The spelling of 1296 in words is "one thousand, two hundred ninety-six".