It is a happy number.
It is a Curzon number.
It is a plaindrome in base 16.
It is a nialpdrome in base 12.
It is a congruent number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1518, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1518 is a wasteful number, since it uses less digits than its factorization.
1518 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39.
The square root of 1518 is about 38.9615194776. The cubic root of 1518 is about 11.4927490523.
Adding to 1518 its reverse (8151), we get a palindrome (9669).
The spelling of 1518 in words is "one thousand, five hundred eighteen".