9158 has 8 divisors (see below), whose sum is σ = 14520.
Its totient is φ = 4320.
The previous prime is 9157. The next prime is 9161. The reversal of 9158 is 8519.
9158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83 + ... + 158.
It is an arithmetic number, because the mean of its divisors is an integer number (1815).
29158 is an apocalyptic number.
9158 is a deficient number, since it is larger than the sum of its proper divisors (5362).
9158 is a wasteful number, since it uses less digits than its factorization.
9158 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 262.
The product of its digits is 360, while the sum is 23.
The square root of 9158 is about 95.6974398822.
The cubic root of 9158 is about 20.9218562137.
The spelling of 9158 in words is "nine thousand, one hundred fifty-eight".