12026243 has 8 divisors (see below), whose sum is σ = 12365136. Its totient is φ = 11689600.

The previous prime is 12026173. The next prime is 12026257. The reversal of 12026243 is 34262021.

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

It is a cyclic number.

It is not a de Polignac number, because 12026243 - 2¹⁴ = 12009859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12026743) 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 7 ways as a sum of consecutive naturals, for example, 21080 + ... + 21642.

It is an arithmetic number, because the mean of its divisors is an integer number (1545642).

Almost surely, 2^12026243 is an apocalyptic number.

12026243 is a deficient number, since it is larger than the sum of its proper divisors (338893).

12026243 is an equidigital number, since it uses as much as digits as its factorization.

12026243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 12026243 is about 3467.8873972492. The cubic root of 12026243 is about 229.1096199750.

Adding to 12026243 its reverse (34262021), we get a palindrome (46288264).

The spelling of 12026243 in words is "twelve million, twenty-six thousand, two hundred forty-three".