1104442505 has 4 divisors (see below), whose sum is σ = 1325331012. Its totient is φ = 883554000.

The previous prime is 1104442501. The next prime is 1104442513. The reversal of 1104442505 is 5052444011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 211149961 + 893292544 = 14531^2 + 29888^2 .

It is not a de Polignac number, because 1104442505 - 2² = 1104442501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1104442501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110444246 + ... + 110444255.

It is an arithmetic number, because the mean of its divisors is an integer number (331332753).

Almost surely, 2^1104442505 is an apocalyptic number.

It is an amenable number.

1104442505 is a deficient number, since it is larger than the sum of its proper divisors (220888507).

1104442505 is an equidigital number, since it uses as much as digits as its factorization.

1104442505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220888506.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 1104442505 is about 33233.1537022895. The cubic root of 1104442505 is about 1033.6679184184.

Adding to 1104442505 its reverse (5052444011), we get a palindrome (6156886516).

The spelling of 1104442505 in words is "one billion, one hundred four million, four hundred forty-two thousand, five hundred five".