12011323 has 2 divisors, whose sum is σ = 12011324. Its totient is φ = 12011322.

The previous prime is 12011317. The next prime is 12011357. The reversal of 12011323 is 32311021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12011323 - 2¹⁷ = 11880251 is a prime.

It is not a weakly prime, because it can be changed into another prime (12011303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005661 + 6005662.

It is an arithmetic number, because the mean of its divisors is an integer number (6005662).

Almost surely, 2^12011323 is an apocalyptic number.

12011323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011323 is an equidigital number, since it uses as much as digits as its factorization.

12011323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 12011323 is about 3465.7355640614. The cubic root of 12011323 is about 229.0148347591.

Adding to 12011323 its reverse (32311021), we get a palindrome (44322344).

The spelling of 12011323 in words is "twelve million, eleven thousand, three hundred twenty-three".