12273347 has 2 divisors, whose sum is σ = 12273348. Its totient is φ = 12273346.

The previous prime is 12273343. The next prime is 12273353. The reversal of 12273347 is 74337221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12273347 - 2² = 12273343 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12273341) 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, 6136673 + 6136674.

It is an arithmetic number, because the mean of its divisors is an integer number (6136674).

Almost surely, 2^12273347 is an apocalyptic number.

12273347 is a deficient number, since it is larger than the sum of its proper divisors (1).

12273347 is an equidigital number, since it uses as much as digits as its factorization.

12273347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 29.

The square root of 12273347 is about 3503.3336980653. Note that the first 3 decimals coincide. The cubic root of 12273347 is about 230.6681704473.

The spelling of 12273347 in words is "twelve million, two hundred seventy-three thousand, three hundred forty-seven".