12143099 has 2 divisors, whose sum is σ = 12143100. Its totient is φ = 12143098.

The previous prime is 12143077. The next prime is 12143107. The reversal of 12143099 is 99034121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12143099 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12143009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6071549 + 6071550.

It is an arithmetic number, because the mean of its divisors is an integer number (6071550).

Almost surely, 2^12143099 is an apocalyptic number.

12143099 is a deficient number, since it is larger than the sum of its proper divisors (1).

12143099 is an equidigital number, since it uses as much as digits as its factorization.

12143099 is an odious number, because the sum of its binary digits is odd.

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

The square root of 12143099 is about 3484.6949651297. The cubic root of 12143099 is about 229.8492963606.

The spelling of 12143099 in words is "twelve million, one hundred forty-three thousand, ninety-nine".