12732047 has 2 divisors, whose sum is σ = 12732048. Its totient is φ = 12732046.

The previous prime is 12732019. The next prime is 12732053. The reversal of 12732047 is 74023721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12732047 - 2¹⁰ = 12731023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12732007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6366023 + 6366024.

It is an arithmetic number, because the mean of its divisors is an integer number (6366024).

Almost surely, 2^12732047 is an apocalyptic number.

12732047 is a deficient number, since it is larger than the sum of its proper divisors (1).

12732047 is an equidigital number, since it uses as much as digits as its factorization.

12732047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 12732047 is about 3568.1994058629. The cubic root of 12732047 is about 233.5067348237.

Adding to 12732047 its reverse (74023721), we get a palindrome (86755768).

The spelling of 12732047 in words is "twelve million, seven hundred thirty-two thousand, forty-seven".