11120004556 has 12 divisors (see below), whose sum is σ = 19468096200. Its totient is φ = 5557691360.

The previous prime is 11120004479. The next prime is 11120004563. The reversal of 11120004556 is 65540002111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11120004556.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 566881 + ... + 586168.

It is an arithmetic number, because the mean of its divisors is an integer number (1622341350).

Almost surely, 2^11120004556 is an apocalyptic number.

It is an amenable number.

11120004556 is a deficient number, since it is larger than the sum of its proper divisors (8348091644).

11120004556 is a wasteful number, since it uses less digits than its factorization.

11120004556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155464 (or 1155462 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 11120004556 its reverse (65540002111), we get a palindrome (76660006667).

The spelling of 11120004556 in words is "eleven billion, one hundred twenty million, four thousand, five hundred fifty-six".