12038879 has 2 divisors, whose sum is σ = 12038880. Its totient is φ = 12038878.

The previous prime is 12038861. The next prime is 12038933. The reversal of 12038879 is 97883021.

It is a weak prime.

It is an emirp because it is prime and its reverse (97883021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12038879 - 2⁸ = 12038623 is a prime.

It is a Sophie Germain 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 (12038179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6019439 + 6019440.

It is an arithmetic number, because the mean of its divisors is an integer number (6019440).

Almost surely, 2^12038879 is an apocalyptic number.

12038879 is a deficient number, since it is larger than the sum of its proper divisors (1).

12038879 is an equidigital number, since it uses as much as digits as its factorization.

12038879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 12038879 is about 3469.7087774048. The cubic root of 12038879 is about 229.1898338819.

The spelling of 12038879 in words is "twelve million, thirty-eight thousand, eight hundred seventy-nine".