12103134 has 8 divisors (see below), whose sum is σ = 24206280. Its totient is φ = 4034376.

The previous prime is 12103127. The next prime is 12103139. The reversal of 12103134 is 43130121.

It is a sphenic number, since it is the product of 3 distinct primes.

12103134 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12103139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1008589 + ... + 1008600.

It is an arithmetic number, because the mean of its divisors is an integer number (3025785).

Almost surely, 2^12103134 is an apocalyptic number.

12103134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12103134 is a wasteful number, since it uses less digits than its factorization.

12103134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017194.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 12103134 is about 3478.9558778461. The cubic root of 12103134 is about 229.5968615393.

Adding to 12103134 its reverse (43130121), we get a palindrome (55233255).

The spelling of 12103134 in words is "twelve million, one hundred three thousand, one hundred thirty-four".