1104124140 has 144 divisors (see below), whose sum is σ = 3836222208. Its totient is φ = 251805312.

The previous prime is 1104124139. The next prime is 1104124169. The reversal of 1104124140 is 414214011.

1104124140 is a `hidden beast` number, since 110 + 412 + 4 + 140 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 859939 + ... + 861221.

It is an arithmetic number, because the mean of its divisors is an integer number (26640432).

Almost surely, 2^1104124140 is an apocalyptic number.

1104124140 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 1104124140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1918111104).

1104124140 is an abundant number, since it is smaller than the sum of its proper divisors (2732098068).

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

1104124140 is a wasteful number, since it uses less digits than its factorization.

1104124140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988 (or 1983 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1104124140 is about 33228.3634866359. The cubic root of 1104124140 is about 1033.5685876668.

Adding to 1104124140 its reverse (414214011), we get a palindrome (1518338151).

The spelling of 1104124140 in words is "one billion, one hundred four million, one hundred twenty-four thousand, one hundred forty".