12097879 has 2 divisors, whose sum is σ = 12097880. Its totient is φ = 12097878.

The previous prime is 12097871. The next prime is 12097909. The reversal of 12097879 is 97879021.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (97879021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12097879 - 2³ = 12097871 is a prime.

It is a zygodrome in base 6.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12097871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6048939 + 6048940.

It is an arithmetic number, because the mean of its divisors is an integer number (6048940).

Almost surely, 2^12097879 is an apocalyptic number.

12097879 is a deficient number, since it is larger than the sum of its proper divisors (1).

12097879 is an equidigital number, since it uses as much as digits as its factorization.

12097879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 43.

The square root of 12097879 is about 3478.2005405094. The cubic root of 12097879 is about 229.5636275530.

The spelling of 12097879 in words is "twelve million, ninety-seven thousand, eight hundred seventy-nine".