1109603116 has 18 divisors (see below), whose sum is σ = 2044540820. Its totient is φ = 525463920.

The previous prime is 1109603093. The next prime is 1109603153. The reversal of 1109603116 is 6113069011.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 288486 + ... + 292306.

Almost surely, 2^1109603116 is an apocalyptic number.

It is an amenable number.

1109603116 is a deficient number, since it is larger than the sum of its proper divisors (934937704).

1109603116 is an frugal number, since it uses more digits than its factorization.

1109603116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7665 (or 3842 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 1109603116 is about 33310.7057265378. The cubic root of 1109603116 is about 1035.2753873685.

The spelling of 1109603116 in words is "one billion, one hundred nine million, six hundred three thousand, one hundred sixteen".