11204213 has 2 divisors, whose sum is σ = 11204214. Its totient is φ = 11204212.

The previous prime is 11204191. The next prime is 11204231. The reversal of 11204213 is 31240211.

Together with next prime (11204231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11135569 + 68644 = 3337^2 + 262^2 .

It is an emirp because it is prime and its reverse (31240211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11204213 - 2¹⁸ = 10942069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11204293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5602106 + 5602107.

It is an arithmetic number, because the mean of its divisors is an integer number (5602107).

Almost surely, 2^11204213 is an apocalyptic number.

It is an amenable number.

11204213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11204213 is an equidigital number, since it uses as much as digits as its factorization.

11204213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 11204213 is about 3347.2694842214. The cubic root of 11204213 is about 223.7658386882.

Adding to 11204213 its reverse (31240211), we get a palindrome (42444424).

The spelling of 11204213 in words is "eleven million, two hundred four thousand, two hundred thirteen".