11111140513504 has 48 divisors (see below), whose sum is σ = 22253064857856. Its totient is φ = 5459953276800.

The previous prime is 11111140513477. The next prime is 11111140513507. The reversal of 11111140513504 is 40531504111111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111140513507) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5088042 + ... + 6936169.

It is an arithmetic number, because the mean of its divisors is an integer number (463605517872).

Almost surely, 2^{11111140513504} is an apocalyptic number.

It is an amenable number.

11111140513504 is an abundant number, since it is smaller than the sum of its proper divisors (11141924344352).

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

11111140513504 is a wasteful number, since it uses less digits than its factorization.

11111140513504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12024719 (or 12024711 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 28.

Adding to 11111140513504 its reverse (40531504111111), we get a palindrome (51642644624615).

The spelling of 11111140513504 in words is "eleven trillion, one hundred eleven billion, one hundred forty million, five hundred thirteen thousand, five hundred four".