2543241443 has 2 divisors, whose sum is σ = 2543241444. Its totient is φ = 2543241442.

The previous prime is 2543241431. The next prime is 2543241451. The reversal of 2543241443 is 3441423452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2543241443 - 2¹⁴ = 2543225059 is a prime.

It is not a weakly prime, because it can be changed into another prime (2543241413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271620721 + 1271620722.

It is an arithmetic number, because the mean of its divisors is an integer number (1271620722).

Almost surely, 2^2543241443 is an apocalyptic number.

2543241443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543241443 is an equidigital number, since it uses as much as digits as its factorization.

2543241443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 32.

The square root of 2543241443 is about 50430.5606056486. The cubic root of 2543241443 is about 1364.9891438263.

Adding to 2543241443 its reverse (3441423452), we get a palindrome (5984664895).

The spelling of 2543241443 in words is "two billion, five hundred forty-three million, two hundred forty-one thousand, four hundred forty-three".