1104661140 has 192 divisors, whose sum is σ = 3583319040. Its totient is φ = 251458560.

The previous prime is 1104661133. The next prime is 1104661177. The reversal of 1104661140 is 411664011.

It is a self number, because there is not a number n which added to its sum of digits gives 1104661140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1717659 + ... + 1718301.

It is an arithmetic number, because the mean of its divisors is an integer number (18663120).

Almost surely, 2^1104661140 is an apocalyptic number.

1104661140 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 1104661140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1791659520).

1104661140 is an abundant number, since it is smaller than the sum of its proper divisors (2478657900).

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

1104661140 is a wasteful number, since it uses less digits than its factorization.

1104661140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822 (or 820 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 1104661140 is about 33236.4429504723. The cubic root of 1104661140 is about 1033.7361220817.

The spelling of 1104661140 in words is "one billion, one hundred four million, six hundred sixty-one thousand, one hundred forty".