5240311543 has 2 divisors, whose sum is σ = 5240311544. Its totient is φ = 5240311542.

The previous prime is 5240311507. The next prime is 5240311547. The reversal of 5240311543 is 3451130425.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5240311543 - 2¹³ = 5240303351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5240311547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2620155771 + 2620155772.

It is an arithmetic number, because the mean of its divisors is an integer number (2620155772).

Almost surely, 2^5240311543 is an apocalyptic number.

5240311543 is a deficient number, since it is larger than the sum of its proper divisors (1).

5240311543 is an equidigital number, since it uses as much as digits as its factorization.

5240311543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 5240311543 is about 72389.9961527834. The cubic root of 5240311543 is about 1736.9435423726.

Adding to 5240311543 its reverse (3451130425), we get a palindrome (8691441968).

The spelling of 5240311543 in words is "five billion, two hundred forty million, three hundred eleven thousand, five hundred forty-three".