12341543 has 2 divisors, whose sum is σ = 12341544. Its totient is φ = 12341542.

The previous prime is 12341509. The next prime is 12341551. The reversal of 12341543 is 34514321.

12341543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12341543 - 2¹⁶ = 12276007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12341573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6170771 + 6170772.

It is an arithmetic number, because the mean of its divisors is an integer number (6170772).

Almost surely, 2^12341543 is an apocalyptic number.

12341543 is a deficient number, since it is larger than the sum of its proper divisors (1).

12341543 is an equidigital number, since it uses as much as digits as its factorization.

12341543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 23.

The square root of 12341543 is about 3513.0532304535. The cubic root of 12341543 is about 231.0946121437.

Adding to 12341543 its reverse (34514321), we get a palindrome (46855864).

The spelling of 12341543 in words is "twelve million, three hundred forty-one thousand, five hundred forty-three".