12043001 has 2 divisors, whose sum is σ = 12043002. Its totient is φ = 12043000.

The previous prime is 12042983. The next prime is 12043027. The reversal of 12043001 is 10034021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11723776 + 319225 = 3424^2 + 565^2 .

It is an emirp because it is prime and its reverse (10034021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12043001 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12043081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6021500 + 6021501.

It is an arithmetic number, because the mean of its divisors is an integer number (6021501).

Almost surely, 2^12043001 is an apocalyptic number.

It is an amenable number.

12043001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12043001 is an equidigital number, since it uses as much as digits as its factorization.

12043001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 12043001 is about 3470.3027245472. The cubic root of 12043001 is about 229.2159883850.

Adding to 12043001 its reverse (10034021), we get a palindrome (22077022).

The spelling of 12043001 in words is "twelve million, forty-three thousand, one".