12160134 has 72 divisors (see below), whose sum is σ = 32491368. Its totient is φ = 3265920.

The previous prime is 12160111. The next prime is 12160139. The reversal of 12160134 is 43106121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12160139) 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 35 ways as a sum of consecutive naturals, for example, 14589 + ... + 15399.

It is an arithmetic number, because the mean of its divisors is an integer number (451269).

Almost surely, 2^12160134 is an apocalyptic number.

12160134 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 12160134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16245684).

12160134 is an abundant number, since it is smaller than the sum of its proper divisors (20331234).

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

12160134 is a wasteful number, since it uses less digits than its factorization.

12160134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850 (or 840 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 12160134 is about 3487.1383683473. The cubic root of 12160134 is about 229.9567278391.

Adding to 12160134 its reverse (43106121), we get a palindrome (55266255).

The spelling of 12160134 in words is "twelve million, one hundred sixty thousand, one hundred thirty-four".