5234544209 has 2 divisors, whose sum is σ = 5234544210. Its totient is φ = 5234544208.

The previous prime is 5234544199. The next prime is 5234544233. The reversal of 5234544209 is 9024454325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4715843584 + 518700625 = 68672^2 + 22775^2 .

It is a cyclic number.

It is not a de Polignac number, because 5234544209 - 2⁸ = 5234543953 is a prime.

It is not a weakly prime, because it can be changed into another prime (5234544299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2617272104 + 2617272105.

It is an arithmetic number, because the mean of its divisors is an integer number (2617272105).

Almost surely, 2^5234544209 is an apocalyptic number.

It is an amenable number.

5234544209 is a deficient number, since it is larger than the sum of its proper divisors (1).

5234544209 is an equidigital number, since it uses as much as digits as its factorization.

5234544209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 5234544209 is about 72350.1500274878. The cubic root of 5234544209 is about 1736.3060986687.

The spelling of 5234544209 in words is "five billion, two hundred thirty-four million, five hundred forty-four thousand, two hundred nine".