1103984604 has 18 divisors (see below), whose sum is σ = 2790627840. Its totient is φ = 367994856.

The previous prime is 1103984603. The next prime is 1103984663. The reversal of 1103984604 is 4064893011.

1103984604 is a `hidden beast` number, since 1 + 10 + 39 + 8 + 4 + 604 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 30666239 = 1103984604 / (1 + 1 + 0 + 3 + 9 + 8 + 4 + 6 + 0 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103984603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15333084 + ... + 15333155.

It is an arithmetic number, because the mean of its divisors is an integer number (155034880).

Almost surely, 2^1103984604 is an apocalyptic number.

It is an amenable number.

1103984604 is an abundant number, since it is smaller than the sum of its proper divisors (1686643236).

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

1103984604 is a wasteful number, since it uses less digits than its factorization.

1103984604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30666249 (or 30666244 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 1103984604 is about 33226.2637682903. The cubic root of 1103984604 is about 1033.5250460345.

The spelling of 1103984604 in words is "one billion, one hundred three million, nine hundred eighty-four thousand, six hundred four".