12026043 has 16 divisors (see below), whose sum is σ = 17936160. Its totient is φ = 7963488.

The previous prime is 12026041. The next prime is 12026057. The reversal of 12026043 is 34062021.

It is a happy number.

It is not a de Polignac number, because 12026043 - 2¹ = 12026041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12026041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2821 + ... + 5657.

It is an arithmetic number, because the mean of its divisors is an integer number (1121010).

Almost surely, 2^12026043 is an apocalyptic number.

12026043 is a deficient number, since it is larger than the sum of its proper divisors (5910117).

12026043 is a wasteful number, since it uses less digits than its factorization.

12026043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003 (or 2997 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 12026043 is about 3467.8585611296. The cubic root of 12026043 is about 229.1083499142.

Adding to 12026043 its reverse (34062021), we get a palindrome (46088064).

The spelling of 12026043 in words is "twelve million, twenty-six thousand, forty-three".