1113533136108 has 120 divisors (see below), whose sum is σ = 2926293456240. Its totient is φ = 369228948480.

The previous prime is 1113533136101. The next prime is 1113533136113. The reversal of 1113533136108 is 8016313353111.

1113533136108 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 5 + 3 + 31 + 3 + 610 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1113533136101) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 211173760 + ... + 211179032.

It is an arithmetic number, because the mean of its divisors is an integer number (24385778802).

Almost surely, 2^{1113533136108} is an apocalyptic number.

1113533136108 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113533136108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1463146728120).

1113533136108 is an abundant number, since it is smaller than the sum of its proper divisors (1812760320132).

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

1113533136108 is a wasteful number, since it uses less digits than its factorization.

1113533136108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8589 (or 8578 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

Adding to 1113533136108 its reverse (8016313353111), we get a palindrome (9129846489219).

The spelling of 1113533136108 in words is "one trillion, one hundred thirteen billion, five hundred thirty-three million, one hundred thirty-six thousand, one hundred eight".