12328134 has 64 divisors (see below), whose sum is σ = 30890496. Its totient is φ = 3193344.

The previous prime is 12328133. The next prime is 12328139. The reversal of 12328134 is 43182321.

12328134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12328133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36414 + ... + 36750.

It is an arithmetic number, because the mean of its divisors is an integer number (482664).

Almost surely, 2^12328134 is an apocalyptic number.

12328134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12328134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15445248).

12328134 is an abundant number, since it is smaller than the sum of its proper divisors (18562362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12328134 is a wasteful number, since it uses less digits than its factorization.

12328134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429.

The product of its digits is 1152, while the sum is 24.

The square root of 12328134 is about 3511.1442579307. The cubic root of 12328134 is about 231.0108875886.

The spelling of 12328134 in words is "twelve million, three hundred twenty-eight thousand, one hundred thirty-four".