12012326 has 4 divisors (see below), whose sum is σ = 18018492. Its totient is φ = 6006162.

The previous prime is 12012289. The next prime is 12012331. The reversal of 12012326 is 62321021.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3003080 + ... + 3003083.

It is an arithmetic number, because the mean of its divisors is an integer number (4504623).

Almost surely, 2^12012326 is an apocalyptic number.

12012326 is a deficient number, since it is larger than the sum of its proper divisors (6006166).

12012326 is an equidigital number, since it uses as much as digits as its factorization.

12012326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6006165.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 12012326 is about 3465.8802633674. The cubic root of 12012326 is about 229.0212091745.

Adding to 12012326 its reverse (62321021), we get a palindrome (74333347).

The spelling of 12012326 in words is "twelve million, twelve thousand, three hundred twenty-six".