12793247 has 2 divisors, whose sum is σ = 12793248. Its totient is φ = 12793246.

The previous prime is 12793243. The next prime is 12793279. The reversal of 12793247 is 74239721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12793247 - 2² = 12793243 is a prime.

It is equal to p₈₃₆₆₇₅ and since 12793247 and 836675 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12793243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6396623 + 6396624.

It is an arithmetic number, because the mean of its divisors is an integer number (6396624).

Almost surely, 2^12793247 is an apocalyptic number.

12793247 is a deficient number, since it is larger than the sum of its proper divisors (1).

12793247 is an equidigital number, since it uses as much as digits as its factorization.

12793247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 35.

The square root of 12793247 is about 3576.7648790492. The cubic root of 12793247 is about 233.8802745460.

The spelling of 12793247 in words is "twelve million, seven hundred ninety-three thousand, two hundred forty-seven".