11530042 has 8 divisors (see below), whose sum is σ = 17337600. Its totient is φ = 5750844.

The previous prime is 11530031. The next prime is 11530049. The reversal of 11530042 is 24003511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11529998 and 11530025.

It is not an unprimeable number, because it can be changed into a prime (11530049) 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 in 3 ways as a sum of consecutive naturals, for example, 6042 + ... + 7717.

It is an arithmetic number, because the mean of its divisors is an integer number (2167200).

Almost surely, 2^11530042 is an apocalyptic number.

11530042 is a deficient number, since it is larger than the sum of its proper divisors (5807558).

11530042 is a wasteful number, since it uses less digits than its factorization.

11530042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14180.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 11530042 is about 3395.5915537650. The cubic root of 11530042 is about 225.9142520655.

Adding to 11530042 its reverse (24003511), we get a palindrome (35533553).

The spelling of 11530042 in words is "eleven million, five hundred thirty thousand, forty-two".