5242543073 has 2 divisors, whose sum is σ = 5242543074. Its totient is φ = 5242543072.

The previous prime is 5242542983. The next prime is 5242543081. The reversal of 5242543073 is 3703452425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4184537344 + 1058005729 = 64688^2 + 32527^2 .

It is a cyclic number.

It is not a de Polignac number, because 5242543073 - 2²² = 5238348769 is a prime.

It is not a weakly prime, because it can be changed into another prime (5242540073) 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, 2621271536 + 2621271537.

It is an arithmetic number, because the mean of its divisors is an integer number (2621271537).

Almost surely, 2^5242543073 is an apocalyptic number.

It is an amenable number.

5242543073 is a deficient number, since it is larger than the sum of its proper divisors (1).

5242543073 is an equidigital number, since it uses as much as digits as its factorization.

5242543073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 35.

The square root of 5242543073 is about 72405.4077607467. The cubic root of 5242543073 is about 1737.1900602581.

Adding to 5242543073 its reverse (3703452425), we get a palindrome (8945995498).

The spelling of 5242543073 in words is "five billion, two hundred forty-two million, five hundred forty-three thousand, seventy-three".