12134422 has 8 divisors (see below), whose sum is σ = 18333000. Its totient is φ = 6023424.

The previous prime is 12134417. The next prime is 12134429. The reversal of 12134422 is 22443121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12134422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12134429) 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, 21547 + ... + 22102.

It is an arithmetic number, because the mean of its divisors is an integer number (2291625).

Almost surely, 2^12134422 is an apocalyptic number.

12134422 is a deficient number, since it is larger than the sum of its proper divisors (6198578).

12134422 is a wasteful number, since it uses less digits than its factorization.

12134422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43790.

The product of its digits is 384, while the sum is 19.

The square root of 12134422 is about 3483.4497269230. The cubic root of 12134422 is about 229.7945361061.

Adding to 12134422 its reverse (22443121), we get a palindrome (34577543).

It can be divided in two parts, 121 and 34422, that added together give a palindrome (34543).

The spelling of 12134422 in words is "twelve million, one hundred thirty-four thousand, four hundred twenty-two".