5321255543 has 2 divisors, whose sum is σ = 5321255544. Its totient is φ = 5321255542.

The previous prime is 5321255521. The next prime is 5321255549. The reversal of 5321255543 is 3455521235.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5321255543 - 2⁸ = 5321255287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5321255549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660627771 + 2660627772.

It is an arithmetic number, because the mean of its divisors is an integer number (2660627772).

Almost surely, 2^5321255543 is an apocalyptic number.

5321255543 is a deficient number, since it is larger than the sum of its proper divisors (1).

5321255543 is an equidigital number, since it uses as much as digits as its factorization.

5321255543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90000, while the sum is 35.

The square root of 5321255543 is about 72946.9364881076. The cubic root of 5321255543 is about 1745.8410674455.

Adding to 5321255543 its reverse (3455521235), we get a palindrome (8776776778).

The spelling of 5321255543 in words is "five billion, three hundred twenty-one million, two hundred fifty-five thousand, five hundred forty-three".