1112320404 has 192 divisors, whose sum is σ = 3403814400. Its totient is φ = 310818816.

The previous prime is 1112320403. The next prime is 1112320409. The reversal of 1112320404 is 4040232111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112320403) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 691369 + ... + 692975.

It is an arithmetic number, because the mean of its divisors is an integer number (17728200).

Almost surely, 2^1112320404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112320404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1701907200).

1112320404 is an abundant number, since it is smaller than the sum of its proper divisors (2291493996).

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

1112320404 is a wasteful number, since it uses less digits than its factorization.

1112320404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679 (or 1671 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1112320404 is about 33351.4677937868. The cubic root of 1112320404 is about 1036.1197878315.

Adding to 1112320404 its reverse (4040232111), we get a palindrome (5152552515).

The spelling of 1112320404 in words is "one billion, one hundred twelve million, three hundred twenty thousand, four hundred four".