11530229 has 2 divisors, whose sum is σ = 11530230. Its totient is φ = 11530228.

The previous prime is 11530223. The next prime is 11530249. The reversal of 11530229 is 92203511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8254129 + 3276100 = 2873^2 + 1810^2 .

It is a cyclic number.

It is not a de Polignac number, because 11530229 - 2¹⁶ = 11464693 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11530223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5765114 + 5765115.

It is an arithmetic number, because the mean of its divisors is an integer number (5765115).

Almost surely, 2^11530229 is an apocalyptic number.

It is an amenable number.

11530229 is a deficient number, since it is larger than the sum of its proper divisors (1).

11530229 is an equidigital number, since it uses as much as digits as its factorization.

11530229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 11530229 is about 3395.6190893562. The cubic root of 11530229 is about 225.9154733891.

The spelling of 11530229 in words is "eleven million, five hundred thirty thousand, two hundred twenty-nine".