5203239109 has 2 divisors, whose sum is σ = 5203239110. Its totient is φ = 5203239108.

The previous prime is 5203239103. The next prime is 5203239127. The reversal of 5203239109 is 9019323025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3011594884 + 2191644225 = 54878^2 + 46815^2 .

It is a cyclic number.

It is not a de Polignac number, because 5203239109 - 2⁷ = 5203238981 is a prime.

It is a super-2 number, since 2×5203239109² = 54147394450854227762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5203239103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2601619554 + 2601619555.

It is an arithmetic number, because the mean of its divisors is an integer number (2601619555).

Almost surely, 2^5203239109 is an apocalyptic number.

It is an amenable number.

5203239109 is a deficient number, since it is larger than the sum of its proper divisors (1).

5203239109 is an equidigital number, since it uses as much as digits as its factorization.

5203239109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 5203239109 is about 72133.4811928552. The cubic root of 5203239109 is about 1732.8378594628.

The spelling of 5203239109 in words is "five billion, two hundred three million, two hundred thirty-nine thousand, one hundred nine".