12993263 has 2 divisors, whose sum is σ = 12993264. Its totient is φ = 12993262.

The previous prime is 12993259. The next prime is 12993271. The reversal of 12993263 is 36239921.

12993263 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12993263 - 2² = 12993259 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12993293) 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, 6496631 + 6496632.

It is an arithmetic number, because the mean of its divisors is an integer number (6496632).

Almost surely, 2^12993263 is an apocalyptic number.

12993263 is a deficient number, since it is larger than the sum of its proper divisors (1).

12993263 is an equidigital number, since it uses as much as digits as its factorization.

12993263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 35.

The square root of 12993263 is about 3604.6169005874. The cubic root of 12993263 is about 235.0928439541.

The spelling of 12993263 in words is "twelve million, nine hundred ninety-three thousand, two hundred sixty-three".