1104455040 has 128 divisors (see below), whose sum is σ = 3791340000. Its totient is φ = 271859712.

The previous prime is 1104455039. The next prime is 1104455063. The reversal of 1104455040 is 405544011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1104455040.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 2836 + ... + 47084.

Almost surely, 2^1104455040 is an apocalyptic number.

1104455040 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 1104455040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1895670000).

1104455040 is an abundant number, since it is smaller than the sum of its proper divisors (2686884960).

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

1104455040 is a wasteful number, since it uses less digits than its factorization.

1104455040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44284 (or 44272 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1104455040 is about 33233.3422935461. The cubic root of 1104455040 is about 1033.6718289821.

Adding to 1104455040 its reverse (405544011), we get a palindrome (1509999051).

The spelling of 1104455040 in words is "one billion, one hundred four million, four hundred fifty-five thousand, forty".