11430056 has 16 divisors (see below), whose sum is σ = 23379840. Its totient is φ = 5195440.

The previous prime is 11430043. The next prime is 11430059. The reversal of 11430056 is 65003411.

It is not an unprimeable number, because it can be changed into a prime (11430059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64856 + ... + 65031.

It is an arithmetic number, because the mean of its divisors is an integer number (1461240).

Almost surely, 2^11430056 is an apocalyptic number.

It is an amenable number.

11430056 is an abundant number, since it is smaller than the sum of its proper divisors (11949784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11430056 is a wasteful number, since it uses less digits than its factorization.

11430056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129904 (or 129900 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 11430056 is about 3380.8365828593. The cubic root of 11430056 is about 225.2593289731.

Adding to 11430056 its reverse (65003411), we get a palindrome (76433467).

The spelling of 11430056 in words is "eleven million, four hundred thirty thousand, fifty-six".