12043012 has 12 divisors (see below), whose sum is σ = 21589596. Its totient is φ = 5874560.

The previous prime is 12043001. The next prime is 12043027. The reversal of 12043012 is 21034021.

12043012 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in 2 ways, for example, as 1179396 + 10863616 = 1086^2 + 3296^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12042983 and 12043001.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 36553 + ... + 36880.

It is an arithmetic number, because the mean of its divisors is an integer number (1799133).

Almost surely, 2^12043012 is an apocalyptic number.

It is an amenable number.

12043012 is a deficient number, since it is larger than the sum of its proper divisors (9546584).

12043012 is a wasteful number, since it uses less digits than its factorization.

12043012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73478 (or 73476 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 12043012 is about 3470.3043094230. The cubic root of 12043012 is about 229.2160581732.

Adding to 12043012 its reverse (21034021), we get a palindrome (33077033).

The spelling of 12043012 in words is "twelve million, forty-three thousand, twelve".