Adding to 8141 its reverse (1418), we get a palindrome (9559).
It is a happy number.
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: 1418 = 2 ⋅709.
It is a de Polignac number, because none of the positive numbers 2k-8141 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a congruent number.
28141 is an apocalyptic number.
It is an amenable number.
8141 is a wasteful number, since it uses less digits than its factorization.
8141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1170.
The square root of 8141 is about 90.2274902677. The cubic root of 8141 is about 20.1168163684.
The spelling of 8141 in words is "eight thousand, one hundred forty-one".