Adding to 1437 its product of digits (84), we get a square (1521 = 392).
Adding to 1437 its reverse (7341), we get a palindrome (8778).
1437 is nontrivially palindromic in base 12.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7341 = 3 ⋅2447.
It is a cyclic number.
It is a D-number.
1437 is an undulating number in base 12.
It is a plaindrome in base 16.
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 1437.
It is an amenable number.
1437 is an equidigital number, since it uses as much as digits as its factorization.
1437 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 482.
The square root of 1437 is about 37.9077828420. The cubic root of 1437 is about 11.2845849275.
The spelling of 1437 in words is "one thousand, four hundred thirty-seven".