1113941880 has 192 divisors, whose sum is σ = 3839940000. Its totient is φ = 279272448.

The previous prime is 1113941849. The next prime is 1113941951. The reversal of 1113941880 is 881493111.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1018614 + ... + 1019706.

Almost surely, 2^1113941880 is an apocalyptic number.

1113941880 is a gapful number since it is divisible by the number (10) 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 1113941880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1919970000).

1113941880 is an abundant number, since it is smaller than the sum of its proper divisors (2725998120).

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

1113941880 is a wasteful number, since it uses less digits than its factorization.

1113941880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278 (or 1271 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 36.

The square root of 1113941880 is about 33375.7678563355. The cubic root of 1113941880 is about 1036.6230084464.

The spelling of 1113941880 in words is "one billion, one hundred thirteen million, nine hundred forty-one thousand, eight hundred eighty".