12238559 has 2 divisors, whose sum is σ = 12238560. Its totient is φ = 12238558.

The previous prime is 12238543. The next prime is 12238591. The reversal of 12238559 is 95583221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12238559 - 2⁴ = 12238543 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12238159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6119279 + 6119280.

It is an arithmetic number, because the mean of its divisors is an integer number (6119280).

Almost surely, 2^12238559 is an apocalyptic number.

12238559 is a deficient number, since it is larger than the sum of its proper divisors (1).

12238559 is an equidigital number, since it uses as much as digits as its factorization.

12238559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 35.

The square root of 12238559 is about 3498.3651896279. The cubic root of 12238559 is about 230.4500262606.

The spelling of 12238559 in words is "twelve million, two hundred thirty-eight thousand, five hundred fifty-nine".