11530126 has 4 divisors (see below), whose sum is σ = 17295192. Its totient is φ = 5765062.

The previous prime is 11530121. The next prime is 11530133. The reversal of 11530126 is 62103511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11530121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2882530 + ... + 2882533.

It is an arithmetic number, because the mean of its divisors is an integer number (4323798).

Almost surely, 2^11530126 is an apocalyptic number.

11530126 is a deficient number, since it is larger than the sum of its proper divisors (5765066).

11530126 is an equidigital number, since it uses as much as digits as its factorization.

11530126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5765065.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 11530126 is about 3395.6039227213. The cubic root of 11530126 is about 225.9148006831.

Adding to 11530126 its reverse (62103511), we get a palindrome (73633637).

The spelling of 11530126 in words is "eleven million, five hundred thirty thousand, one hundred twenty-six".