1104001320 has 64 divisors (see below), whose sum is σ = 3321673920. Its totient is φ = 293540864.

The previous prime is 1104001313. The next prime is 1104001331. The reversal of 1104001320 is 231004011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1104001296 and 1104001305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28384 + ... + 54896.

It is an arithmetic number, because the mean of its divisors is an integer number (51901155).

Almost surely, 2^1104001320 is an apocalyptic number.

1104001320 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 1104001320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1660836960).

1104001320 is an abundant number, since it is smaller than the sum of its proper divisors (2217672600).

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

1104001320 is a wasteful number, since it uses less digits than its factorization.

1104001320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26874 (or 26870 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1104001320 is about 33226.5153153321. The cubic root of 1104001320 is about 1033.5302623866.

Adding to 1104001320 its reverse (231004011), we get a palindrome (1335005331).

The spelling of 1104001320 in words is "one billion, one hundred four million, one thousand, three hundred twenty".