1104521472 has 108 divisors (see below), whose sum is σ = 3194618700. Its totient is φ = 367017984.

The previous prime is 1104521461. The next prime is 1104521491. The reversal of 1104521472 is 2741254011.

It can be written as a sum of positive squares in 2 ways, for example, as 979439616 + 125081856 = 31296^2 + 11184^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1052404 + ... + 1053452.

Almost surely, 2^1104521472 is an apocalyptic number.

1104521472 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 1104521472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1597309350).

1104521472 is an abundant number, since it is smaller than the sum of its proper divisors (2090097228).

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

1104521472 is a wasteful number, since it uses less digits than its factorization.

1104521472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528 (or 1511 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 1104521472 is about 33234.3417566830. The cubic root of 1104521472 is about 1033.6925533840.

Adding to 1104521472 its reverse (2741254011), we get a palindrome (3845775483).

The spelling of 1104521472 in words is "one billion, one hundred four million, five hundred twenty-one thousand, four hundred seventy-two".