12432241 has 2 divisors, whose sum is σ = 12432242. Its totient is φ = 12432240.

The previous prime is 12432221. The next prime is 12432247. The reversal of 12432241 is 14223421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12047841 + 384400 = 3471^2 + 620^2 .

It is an emirp because it is prime and its reverse (14223421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12432241 - 2¹¹ = 12430193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12432247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6216120 + 6216121.

It is an arithmetic number, because the mean of its divisors is an integer number (6216121).

Almost surely, 2^12432241 is an apocalyptic number.

It is an amenable number.

12432241 is a deficient number, since it is larger than the sum of its proper divisors (1).

12432241 is an equidigital number, since it uses as much as digits as its factorization.

12432241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 384, while the sum is 19.

The square root of 12432241 is about 3525.9383148320. The cubic root of 12432241 is about 231.6593357812.

Adding to 12432241 its reverse (14223421), we get a palindrome (26655662).

It can be divided in two parts, 1243224 and 1, that added together give a square (1243225 = 1115²).

The spelling of 12432241 in words is "twelve million, four hundred thirty-two thousand, two hundred forty-one".