12238859 has 2 divisors, whose sum is σ = 12238860. Its totient is φ = 12238858.

The previous prime is 12238843. The next prime is 12238867. The reversal of 12238859 is 95883221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12238859 - 2⁴ = 12238843 is a prime.

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, 6119429 + 6119430.

It is an arithmetic number, because the mean of its divisors is an integer number (6119430).

Almost surely, 2^12238859 is an apocalyptic number.

12238859 is a deficient number, since it is larger than the sum of its proper divisors (1).

12238859 is an equidigital number, since it uses as much as digits as its factorization.

12238859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 38.

The square root of 12238859 is about 3498.4080665354. The cubic root of 12238859 is about 230.4519092285.

The spelling of 12238859 in words is "twelve million, two hundred thirty-eight thousand, eight hundred fifty-nine".