1109741040 has 80 divisors (see below), whose sum is σ = 3822448800. Its totient is φ = 295930368.

The previous prime is 1109740997. The next prime is 1109741093. The reversal of 1109741040 is 401479011.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1109740995 and 1109741013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254725 + ... + 259044.

It is an arithmetic number, because the mean of its divisors is an integer number (47780610).

Almost surely, 2^1109741040 is an apocalyptic number.

1109741040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1109741040 is an abundant number, since it is smaller than the sum of its proper divisors (2712707760).

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

1109741040 is a wasteful number, since it uses less digits than its factorization.

1109741040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513791 (or 513779 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 1109741040 is about 33312.7759275627. The cubic root of 1109741040 is about 1035.3182806050.

The spelling of 1109741040 in words is "one billion, one hundred nine million, seven hundred forty-one thousand, forty".