12338047 has 2 divisors, whose sum is σ = 12338048. Its totient is φ = 12338046.

The previous prime is 12338041. The next prime is 12338077. The reversal of 12338047 is 74083321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12338047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12338041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6169023 + 6169024.

It is an arithmetic number, because the mean of its divisors is an integer number (6169024).

Almost surely, 2^12338047 is an apocalyptic number.

12338047 is a deficient number, since it is larger than the sum of its proper divisors (1).

12338047 is an equidigital number, since it uses as much as digits as its factorization.

12338047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 12338047 is about 3512.5556223354. Note that the first 3 decimals coincide. The cubic root of 12338047 is about 231.0727892900.

The spelling of 12338047 in words is "twelve million, three hundred thirty-eight thousand, forty-seven".