4513213 has 2 divisors, whose sum is σ = 4513214. Its totient is φ = 4513212.

The previous prime is 4513189. The next prime is 4513247. The reversal of 4513213 is 3123154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4507129 + 6084 = 2123^2 + 78^2 .

It is a cyclic number.

It is not a de Polignac number, because 4513213 - 2⁵ = 4513181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4513253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2256606 + 2256607.

It is an arithmetic number, because the mean of its divisors is an integer number (2256607).

Almost surely, 2^4513213 is an apocalyptic number.

It is an amenable number.

4513213 is a deficient number, since it is larger than the sum of its proper divisors (1).

4513213 is an equidigital number, since it uses as much as digits as its factorization.

4513213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 19.

The square root of 4513213 is about 2124.4323947822. The cubic root of 4513213 is about 165.2577910870.

Adding to 4513213 its reverse (3123154), we get a palindrome (7636367).

The spelling of 4513213 in words is "four million, five hundred thirteen thousand, two hundred thirteen".