1103783816 has 16 divisors (see below), whose sum is σ = 2069963340. Its totient is φ = 551793600.

The previous prime is 1103783801. The next prime is 1103783867. The reversal of 1103783816 is 6183873011.

It can be written as a sum of positive squares in 2 ways, for example, as 1046781316 + 57002500 = 32354^2 + 7550^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1103783816.

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 3 ways as a sum of consecutive naturals, for example, 61466 + ... + 77366.

Almost surely, 2^1103783816 is an apocalyptic number.

It is an amenable number.

1103783816 is a deficient number, since it is larger than the sum of its proper divisors (966179524).

1103783816 is a wasteful number, since it uses less digits than its factorization.

1103783816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24584 (or 24580 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 1103783816 is about 33223.2421054899. The cubic root of 1103783816 is about 1033.4623845298.

The spelling of 1103783816 in words is "one billion, one hundred three million, seven hundred eighty-three thousand, eight hundred sixteen".