11123345788 has 24 divisors (see below), whose sum is σ = 20596568720. Its totient is φ = 5241646080.

The previous prime is 11123345773. The next prime is 11123345789. The reversal of 11123345788 is 88754332111.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11123345789) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364503 + ... + 393838.

Almost surely, 2^11123345788 is an apocalyptic number.

It is an amenable number.

11123345788 is a deficient number, since it is larger than the sum of its proper divisors (9473222932).

11123345788 is a wasteful number, since it uses less digits than its factorization.

11123345788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758557 (or 758555 counting only the distinct ones).

The product of its digits is 161280, while the sum is 43.

Adding to 11123345788 its reverse (88754332111), we get a palindrome (99877677899).

The spelling of 11123345788 in words is "eleven billion, one hundred twenty-three million, three hundred forty-five thousand, seven hundred eighty-eight".