1104431824 has 20 divisors (see below), whose sum is σ = 2213625060. Its totient is φ = 533173760.

The previous prime is 1104431821. The next prime is 1104431849. The reversal of 1104431824 is 4281344011.

It can be written as a sum of positive squares in 2 ways, for example, as 194323600 + 910108224 = 13940^2 + 30168^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1104431792 and 1104431801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1104431821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1189657 + ... + 1190584.

It is an arithmetic number, because the mean of its divisors is an integer number (110681253).

Almost surely, 2^1104431824 is an apocalyptic number.

It is an amenable number.

1104431824 is an abundant number, since it is smaller than the sum of its proper divisors (1109193236).

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

1104431824 is a wasteful number, since it uses less digits than its factorization.

1104431824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2380278 (or 2380272 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 1104431824 is about 33232.9930039411. The cubic root of 1104431824 is about 1033.6645862267.

Adding to 1104431824 its reverse (4281344011), we get a palindrome (5385775835).

The spelling of 1104431824 in words is "one billion, one hundred four million, four hundred thirty-one thousand, eight hundred twenty-four".