12310279 has 2 divisors, whose sum is σ = 12310280. Its totient is φ = 12310278.

The previous prime is 12310253. The next prime is 12310289. The reversal of 12310279 is 97201321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12310279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12310219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155139 + 6155140.

It is an arithmetic number, because the mean of its divisors is an integer number (6155140).

Almost surely, 2^12310279 is an apocalyptic number.

12310279 is a deficient number, since it is larger than the sum of its proper divisors (1).

12310279 is an equidigital number, since it uses as much as digits as its factorization.

12310279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 12310279 is about 3508.6007182351. The cubic root of 12310279 is about 230.8993083265.

The spelling of 12310279 in words is "twelve million, three hundred ten thousand, two hundred seventy-nine".