11452213 has 2 divisors, whose sum is σ = 11452214. Its totient is φ = 11452212.

The previous prime is 11452171. The next prime is 11452223. The reversal of 11452213 is 31225411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9872164 + 1580049 = 3142^2 + 1257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11452213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11452223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5726106 + 5726107.

It is an arithmetic number, because the mean of its divisors is an integer number (5726107).

Almost surely, 2^11452213 is an apocalyptic number.

It is an amenable number.

11452213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11452213 is an equidigital number, since it uses as much as digits as its factorization.

11452213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 240, while the sum is 19.

The square root of 11452213 is about 3384.1118480334. Note that the first 3 decimals coincide. The cubic root of 11452213 is about 225.4047890181.

Adding to 11452213 its reverse (31225411), we get a palindrome (42677624).

The spelling of 11452213 in words is "eleven million, four hundred fifty-two thousand, two hundred thirteen".