1104044020 has 48 divisors (see below), whose sum is σ = 2459842560. Its totient is φ = 415062144.

The previous prime is 1104044017. The next prime is 1104044047. The reversal of 1104044020 is 204404011.

It is a junction number, because it is equal to n+sod(n) for n = 1104043985 and 1104044003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36822 + ... + 59698.

It is an arithmetic number, because the mean of its divisors is an integer number (51246720).

Almost surely, 2^1104044020 is an apocalyptic number.

1104044020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1104044020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1229921280).

1104044020 is an abundant number, since it is smaller than the sum of its proper divisors (1355798540).

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

1104044020 is a wasteful number, since it uses less digits than its factorization.

1104044020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23032 (or 23030 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1104044020 is about 33227.1578682258. The cubic root of 1104044020 is about 1033.5435870003.

Adding to 1104044020 its reverse (204404011), we get a palindrome (1308448031).

The spelling of 1104044020 in words is "one billion, one hundred four million, forty-four thousand, twenty".