11113266140 has 12 divisors (see below), whose sum is σ = 23337858936. Its totient is φ = 4445306448.

The previous prime is 11113266127. The next prime is 11113266149. The reversal of 11113266140 is 4166231111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113266149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277831634 + ... + 277831673.

It is an arithmetic number, because the mean of its divisors is an integer number (1944821578).

Almost surely, 2^11113266140 is an apocalyptic number.

11113266140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11113266140 is an abundant number, since it is smaller than the sum of its proper divisors (12224592796).

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

11113266140 is a wasteful number, since it uses less digits than its factorization.

11113266140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555663316 (or 555663314 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 11113266140 its reverse (4166231111), we get a palindrome (15279497251).

The spelling of 11113266140 in words is "eleven billion, one hundred thirteen million, two hundred sixty-six thousand, one hundred forty".