1104043240 has 128 divisors (see below), whose sum is σ = 2785052160. Its totient is φ = 391716864.

The previous prime is 1104043231. The next prime is 1104043243. The reversal of 1104043240 is 423404011.

It is a super-2 number, since 2×1104043240² = 2437822951579395200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1104043243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1141237 + ... + 1142203.

It is an arithmetic number, because the mean of its divisors is an integer number (21758220).

Almost surely, 2^1104043240 is an apocalyptic number.

1104043240 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 1104043240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1392526080).

1104043240 is an abundant number, since it is smaller than the sum of its proper divisors (1681008920).

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

1104043240 is a wasteful number, since it uses less digits than its factorization.

1104043240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091 (or 1087 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1104043240 is about 33227.1461308371. The cubic root of 1104043240 is about 1033.5433436029.

Adding to 1104043240 its reverse (423404011), we get a palindrome (1527447251).

The spelling of 1104043240 in words is "one billion, one hundred four million, forty-three thousand, two hundred forty".