12337889 has 2 divisors, whose sum is σ = 12337890. Its totient is φ = 12337888.

The previous prime is 12337879. The next prime is 12337891. The reversal of 12337889 is 98873321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10837264 + 1500625 = 3292^2 + 1225^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12337889 is a prime.

It is a Sophie Germain prime.

Together with 12337891, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (12337879) 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, 6168944 + 6168945.

It is an arithmetic number, because the mean of its divisors is an integer number (6168945).

Almost surely, 2^12337889 is an apocalyptic number.

It is an amenable number.

12337889 is a deficient number, since it is larger than the sum of its proper divisors (1).

12337889 is an equidigital number, since it uses as much as digits as its factorization.

12337889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 41.

The square root of 12337889 is about 3512.5331315163. The cubic root of 12337889 is about 231.0718029195.

The spelling of 12337889 in words is "twelve million, three hundred thirty-seven thousand, eight hundred eighty-nine".