1113431131140 has 48 divisors (see below), whose sum is σ = 3253155308928. Its totient is φ = 284005621504.

The previous prime is 1113431131081. The next prime is 1113431131151. The reversal of 1113431131140 is 411311343111.

It is a self number, because there is not a number n which added to its sum of digits gives 1113431131140.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 403415697 + ... + 403418456.

It is an arithmetic number, because the mean of its divisors is an integer number (67774068936).

Almost surely, 2^{1113431131140} is an apocalyptic number.

1113431131140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113431131140 is an abundant number, since it is smaller than the sum of its proper divisors (2139724177788).

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

1113431131140 is a wasteful number, since it uses less digits than its factorization.

1113431131140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806834188 (or 806834186 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 1113431131140 its reverse (411311343111), we get a palindrome (1524742474251).

The spelling of 1113431131140 in words is "one trillion, one hundred thirteen billion, four hundred thirty-one million, one hundred thirty-one thousand, one hundred forty".