1113959832 has 128 divisors (see below), whose sum is σ = 2987712000. Its totient is φ = 345461760.

The previous prime is 1113959827. The next prime is 1113959843. The reversal of 1113959832 is 2389593111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2939019 + ... + 2939397.

It is an arithmetic number, because the mean of its divisors is an integer number (23341500).

Almost surely, 2^1113959832 is an apocalyptic number.

1113959832 is a gapful number since it is divisible by the number (12) 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 1113959832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1493856000).

1113959832 is an abundant number, since it is smaller than the sum of its proper divisors (1873752168).

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

1113959832 is a wasteful number, since it uses less digits than its factorization.

1113959832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561 (or 557 counting only the distinct ones).

The product of its digits is 58320, while the sum is 42.

The square root of 1113959832 is about 33376.0367928848. The cubic root of 1113959832 is about 1036.6285770662.

The spelling of 1113959832 in words is "one billion, one hundred thirteen million, nine hundred fifty-nine thousand, eight hundred thirty-two".