12108134 has 12 divisors (see below), whose sum is σ = 18476172. Its totient is φ = 5951160.

The previous prime is 12108133. The next prime is 12108137. The reversal of 12108134 is 43180121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12108133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6629 + ... + 8255.

It is an arithmetic number, because the mean of its divisors is an integer number (1539681).

Almost surely, 2^12108134 is an apocalyptic number.

12108134 is a deficient number, since it is larger than the sum of its proper divisors (6368038).

12108134 is an equidigital number, since it uses as much as digits as its factorization.

12108134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751 (or 1690 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 12108134 is about 3479.6744100562. The cubic root of 12108134 is about 229.6284739096.

Adding to 12108134 its reverse (43180121), we get a palindrome (55288255).

The spelling of 12108134 in words is "twelve million, one hundred eight thousand, one hundred thirty-four".