11120530505 has 16 divisors (see below), whose sum is σ = 15252900480. Its totient is φ = 7624563072.

The previous prime is 11120530481. The next prime is 11120530507. The reversal of 11120530505 is 50503502111.

It is a happy number.

11120530505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11120530505 - 2⁸ = 11120530249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11120530507) 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 15 ways as a sum of consecutive naturals, for example, 383942 + ... + 411888.

It is an arithmetic number, because the mean of its divisors is an integer number (953306280).

Almost surely, 2^11120530505 is an apocalyptic number.

It is an amenable number.

11120530505 is a deficient number, since it is larger than the sum of its proper divisors (4132369975).

11120530505 is a wasteful number, since it uses less digits than its factorization.

11120530505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39328.

The product of its (nonzero) digits is 750, while the sum is 23.

The spelling of 11120530505 in words is "eleven billion, one hundred twenty million, five hundred thirty thousand, five hundred five".