183245213 has 2 divisors, whose sum is σ = 183245214. Its totient is φ = 183245212.

The previous prime is 183245203. The next prime is 183245239. The reversal of 183245213 is 312542381.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131721529 + 51523684 = 11477^2 + 7178^2 .

It is a cyclic number.

It is not a de Polignac number, because 183245213 - 2⁴ = 183245197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (183245203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91622606 + 91622607.

It is an arithmetic number, because the mean of its divisors is an integer number (91622607).

Almost surely, 2^183245213 is an apocalyptic number.

It is an amenable number.

183245213 is a deficient number, since it is larger than the sum of its proper divisors (1).

183245213 is an equidigital number, since it uses as much as digits as its factorization.

183245213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 29.

The square root of 183245213 is about 13536.8095576469. The cubic root of 183245213 is about 567.9946077069.

Adding to 183245213 its reverse (312542381), we get a palindrome (495787594).

The spelling of 183245213 in words is "one hundred eighty-three million, two hundred forty-five thousand, two hundred thirteen".