It is a nialpdrome in base 14.
It is a congruent number.
214140 is an apocalyptic number.
14140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 14140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14140 is a wasteful number, since it uses less digits than its factorization.
14140 is an odious number, because the sum of its binary digits is odd.
The square root of 14140 is about 118.9117319696. The cubic root of 14140 is about 24.1814944015.
Adding to 14140 its reverse (4141), we get a palindrome (18281).
Subtracting from 14140 its reverse (4141), we obtain a palindrome (9999).
The spelling of 14140 in words is "fourteen thousand, one hundred forty", and thus it is an iban number.