12327089 has 2 divisors, whose sum is σ = 12327090. Its totient is φ = 12327088.

The previous prime is 12327083. The next prime is 12327097. The reversal of 12327089 is 98072321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12306064 + 21025 = 3508^2 + 145^2 .

It is a cyclic number.

It is not a de Polignac number, because 12327089 - 2¹² = 12322993 is a prime.

It is not a weakly prime, because it can be changed into another prime (12327083) 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 as a sum of consecutive naturals, namely, 6163544 + 6163545.

It is an arithmetic number, because the mean of its divisors is an integer number (6163545).

Almost surely, 2^12327089 is an apocalyptic number.

It is an amenable number.

12327089 is a deficient number, since it is larger than the sum of its proper divisors (1).

12327089 is an equidigital number, since it uses as much as digits as its factorization.

12327089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 12327089 is about 3510.9954428908. The cubic root of 12327089 is about 231.0043601558.

Adding to 12327089 its sum of digits (32), we get a square (12327121 = 3511²).

The spelling of 12327089 in words is "twelve million, three hundred twenty-seven thousand, eighty-nine".