5213343209 has 2 divisors, whose sum is σ = 5213343210. Its totient is φ = 5213343208.

The previous prime is 5213343193. The next prime is 5213343227. The reversal of 5213343209 is 9023433125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4798609984 + 414733225 = 69272^2 + 20365^2 .

It is a cyclic number.

It is not a de Polignac number, because 5213343209 - 2⁴ = 5213343193 is a prime.

It is not a weakly prime, because it can be changed into another prime (5213343809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2606671604 + 2606671605.

It is an arithmetic number, because the mean of its divisors is an integer number (2606671605).

Almost surely, 2^5213343209 is an apocalyptic number.

It is an amenable number.

5213343209 is a deficient number, since it is larger than the sum of its proper divisors (1).

5213343209 is an equidigital number, since it uses as much as digits as its factorization.

5213343209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 5213343209 is about 72203.4847427740. The cubic root of 5213343209 is about 1733.9587923737.

The spelling of 5213343209 in words is "five billion, two hundred thirteen million, three hundred forty-three thousand, two hundred nine".