12273299 has 2 divisors, whose sum is σ = 12273300. Its totient is φ = 12273298.

The previous prime is 12273281. The next prime is 12273301. The reversal of 12273299 is 99237221.

It is a strong prime.

It is an emirp because it is prime and its reverse (99237221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12273299 - 2¹⁶ = 12207763 is a prime.

Together with 12273301, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (12273229) 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, 6136649 + 6136650.

It is an arithmetic number, because the mean of its divisors is an integer number (6136650).

Almost surely, 2^12273299 is an apocalyptic number.

12273299 is a deficient number, since it is larger than the sum of its proper divisors (1).

12273299 is an equidigital number, since it uses as much as digits as its factorization.

12273299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 35.

The square root of 12273299 is about 3503.3268474409. The cubic root of 12273299 is about 230.6678697392.

The spelling of 12273299 in words is "twelve million, two hundred seventy-three thousand, two hundred ninety-nine".