5321004209 has 2 divisors, whose sum is σ = 5321004210. Its totient is φ = 5321004208.

The previous prime is 5321004193. The next prime is 5321004223. The reversal of 5321004209 is 9024001235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5256250000 + 64754209 = 72500^2 + 8047^2 .

It is a cyclic number.

It is not a de Polignac number, because 5321004209 - 2⁴ = 5321004193 is a prime.

It is not a weakly prime, because it can be changed into another prime (5321004259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660502104 + 2660502105.

It is an arithmetic number, because the mean of its divisors is an integer number (2660502105).

Almost surely, 2^5321004209 is an apocalyptic number.

It is an amenable number.

5321004209 is a deficient number, since it is larger than the sum of its proper divisors (1).

5321004209 is an equidigital number, since it uses as much as digits as its factorization.

5321004209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 5321004209 is about 72945.2137497725. The cubic root of 5321004209 is about 1745.8135804409.

The spelling of 5321004209 in words is "five billion, three hundred twenty-one million, four thousand, two hundred nine".