1119445040 has 80 divisors (see below), whose sum is σ = 3131109120. Its totient is φ = 363605760.

The previous prime is 1119444973. The next prime is 1119445073. The reversal of 1119445040 is 405449111.

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

It is a junction number, because it is equal to n+sod(n) for n = 1119444994 and 1119445012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41966 + ... + 63245.

It is an arithmetic number, because the mean of its divisors is an integer number (39138864).

Almost surely, 2^1119445040 is an apocalyptic number.

1119445040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1119445040 is an abundant number, since it is smaller than the sum of its proper divisors (2011664080).

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

1119445040 is a wasteful number, since it uses less digits than its factorization.

1119445040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105250 (or 105244 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 1119445040 is about 33458.1087331606. The cubic root of 1119445040 is about 1038.3272666436.

The spelling of 1119445040 in words is "one billion, one hundred nineteen million, four hundred forty-five thousand, forty".