12158133 has 8 divisors (see below), whose sum is σ = 17457888. Its totient is φ = 7481904.

The previous prime is 12158131. The next prime is 12158137. The reversal of 12158133 is 33185121.

12158133 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 not a de Polignac number, because 12158133 - 2¹ = 12158131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12158131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155835 + ... + 155912.

It is an arithmetic number, because the mean of its divisors is an integer number (2182236).

Almost surely, 2^12158133 is an apocalyptic number.

12158133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12158133 is a deficient number, since it is larger than the sum of its proper divisors (5299755).

12158133 is a wasteful number, since it uses less digits than its factorization.

12158133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311763.

The product of its digits is 720, while the sum is 24.

The square root of 12158133 is about 3486.8514450719. The cubic root of 12158133 is about 229.9441137058.

The spelling of 12158133 in words is "twelve million, one hundred fifty-eight thousand, one hundred thirty-three".