12126446 has 8 divisors (see below), whose sum is σ = 19147080. Its totient is φ = 5744088.

The previous prime is 12126419. The next prime is 12126449. The reversal of 12126446 is 64462121.

12126446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12126449) 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, 159521 + ... + 159596.

It is an arithmetic number, because the mean of its divisors is an integer number (2393385).

Almost surely, 2^12126446 is an apocalyptic number.

12126446 is a deficient number, since it is larger than the sum of its proper divisors (7020634).

12126446 is a wasteful number, since it uses less digits than its factorization.

12126446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319138.

The product of its digits is 2304, while the sum is 26.

The square root of 12126446 is about 3482.3046966054. The cubic root of 12126446 is about 229.7441768075.

Adding to 12126446 its reverse (64462121), we get a palindrome (76588567).

The spelling of 12126446 in words is "twelve million, one hundred twenty-six thousand, four hundred forty-six".