12126033 has 6 divisors (see below), whose sum is σ = 17515394. Its totient is φ = 8084016.

The previous prime is 12126011. The next prime is 12126041. The reversal of 12126033 is 33062121.

It can be written as a sum of positive squares in only one way, i.e., 8485569 + 3640464 = 2913^2 + 1908^2 .

It is not a de Polignac number, because 12126033 - 2⁵ = 12126001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12125997 and 12126015.

It is not an unprimeable number, because it can be changed into a prime (12126073) 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 5 ways as a sum of consecutive naturals, for example, 673660 + ... + 673677.

Almost surely, 2^12126033 is an apocalyptic number.

It is an amenable number.

12126033 is a deficient number, since it is larger than the sum of its proper divisors (5389361).

12126033 is a wasteful number, since it uses less digits than its factorization.

12126033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347343 (or 1347340 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 12126033 is about 3482.2453962925. The cubic root of 12126033 is about 229.7415685846.

Adding to 12126033 its reverse (33062121), we get a palindrome (45188154).

The spelling of 12126033 in words is "twelve million, one hundred twenty-six thousand, thirty-three".