12123299 has 2 divisors, whose sum is σ = 12123300. Its totient is φ = 12123298.

The previous prime is 12123283. The next prime is 12123317. The reversal of 12123299 is 99232121.

12123299 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12123299 - 2⁴ = 12123283 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12123239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061649 + 6061650.

It is an arithmetic number, because the mean of its divisors is an integer number (6061650).

Almost surely, 2^12123299 is an apocalyptic number.

12123299 is a deficient number, since it is larger than the sum of its proper divisors (1).

12123299 is an equidigital number, since it uses as much as digits as its factorization.

12123299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 29.

The square root of 12123299 is about 3481.8528113635. The cubic root of 12123299 is about 229.7243010341.

The spelling of 12123299 in words is "twelve million, one hundred twenty-three thousand, two hundred ninety-nine".