5043209 has 2 divisors, whose sum is σ = 5043210. Its totient is φ = 5043208.

The previous prime is 5043193. The next prime is 5043217. The reversal of 5043209 is 9023405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4182025 + 861184 = 2045^2 + 928^2 .

It is a cyclic number.

It is not a de Polignac number, because 5043209 - 2⁴ = 5043193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5043239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2521604 + 2521605.

It is an arithmetic number, because the mean of its divisors is an integer number (2521605).

Almost surely, 2^5043209 is an apocalyptic number.

It is an amenable number.

5043209 is a deficient number, since it is larger than the sum of its proper divisors (1).

5043209 is an equidigital number, since it uses as much as digits as its factorization.

5043209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 5043209 is about 2245.7090194413. The cubic root of 5043209 is about 171.4887581986.

The spelling of 5043209 in words is "five million, forty-three thousand, two hundred nine".