3158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a Curzon number.
It is a plaindrome in base 13.
It is a congruent number.
It is an unprimeable number.
23158 is an apocalyptic number.
3158 is a wasteful number, since it uses less digits than its factorization.
3158 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1581.
The square root of 3158 is about 56.1960852729. The cubic root of 3158 is about 14.6713713098.
The spelling of 3158 in words is "three thousand, one hundred fifty-eight".