5318213 has 2 divisors, whose sum is σ = 5318214. Its totient is φ = 5318212.

The previous prime is 5318171. The next prime is 5318237. The reversal of 5318213 is 3128135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4068289 + 1249924 = 2017^2 + 1118^2 .

It is a cyclic number.

It is not a de Polignac number, because 5318213 - 2⁶ = 5318149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5318273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2659106 + 2659107.

It is an arithmetic number, because the mean of its divisors is an integer number (2659107).

Almost surely, 2^5318213 is an apocalyptic number.

It is an amenable number.

5318213 is a deficient number, since it is larger than the sum of its proper divisors (1).

5318213 is an equidigital number, since it uses as much as digits as its factorization.

5318213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 23.

The square root of 5318213 is about 2306.1251050192. The cubic root of 5318213 is about 174.5508263206.

The spelling of 5318213 in words is "five million, three hundred eighteen thousand, two hundred thirteen".