12126236 has 12 divisors (see below), whose sum is σ = 22469328. Its totient is φ = 5706432.

The previous prime is 12126223. The next prime is 12126299. The reversal of 12126236 is 63262121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89096 + ... + 89231.

It is an arithmetic number, because the mean of its divisors is an integer number (1872444).

Almost surely, 2^12126236 is an apocalyptic number.

It is an amenable number.

12126236 is a deficient number, since it is larger than the sum of its proper divisors (10343092).

12126236 is a wasteful number, since it uses less digits than its factorization.

12126236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178348 (or 178346 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 12126236 is about 3482.2745440301. The cubic root of 12126236 is about 229.7428505998.

Adding to 12126236 its reverse (63262121), we get a palindrome (75388357).

The spelling of 12126236 in words is "twelve million, one hundred twenty-six thousand, two hundred thirty-six".