1104321552 has 80 divisors (see below), whose sum is σ = 2970643200. Its totient is φ = 353203200.

The previous prime is 1104321551. The next prime is 1104321583. The reversal of 1104321552 is 2551234011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1104321551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115449 + ... + 124647.

It is an arithmetic number, because the mean of its divisors is an integer number (37133040).

Almost surely, 2^1104321552 is an apocalyptic number.

1104321552 is a gapful number since it is divisible by the number (12) 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 1104321552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1485321600).

1104321552 is an abundant number, since it is smaller than the sum of its proper divisors (1866321648).

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

1104321552 is a wasteful number, since it uses less digits than its factorization.

1104321552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9312 (or 9306 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1104321552 is about 33231.3338883651. Note that the first 3 decimals coincide. The cubic root of 1104321552 is about 1033.6301830000.

Adding to 1104321552 its reverse (2551234011), we get a palindrome (3655555563).

The spelling of 1104321552 in words is "one billion, one hundred four million, three hundred twenty-one thousand, five hundred fifty-two".