1109963040 has 96 divisors (see below), whose sum is σ = 3522113280. Its totient is φ = 293812224.

The previous prime is 1109963039. The next prime is 1109963051. The reversal of 1109963040 is 403699011.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 1109962992 and 1109963010.

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, 57321 + ... + 74199.

It is an arithmetic number, because the mean of its divisors is an integer number (36688680).

Almost surely, 2^1109963040 is an apocalyptic number.

1109963040 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 1109963040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1761056640).

1109963040 is an abundant number, since it is smaller than the sum of its proper divisors (2412150240).

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

1109963040 is a wasteful number, since it uses less digits than its factorization.

1109963040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17034 (or 17026 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 1109963040 is about 33316.1078158899. The cubic root of 1109963040 is about 1035.3873133269.

The spelling of 1109963040 in words is "one billion, one hundred nine million, nine hundred sixty-three thousand, forty".