1111004424 has 80 divisors (see below), whose sum is σ = 3178137600. Its totient is φ = 362445408.

The previous prime is 1111004399. The next prime is 1111004431. The reversal of 1111004424 is 4244001111.

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

It is a junction number, because it is equal to n+sod(n) for n = 1111004397 and 1111004406.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12217 + ... + 48695.

It is an arithmetic number, because the mean of its divisors is an integer number (39726720).

Almost surely, 2^1111004424 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 1111004424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1589068800).

1111004424 is an abundant number, since it is smaller than the sum of its proper divisors (2067133176).

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

1111004424 is a wasteful number, since it uses less digits than its factorization.

1111004424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36544 (or 36531 counting only the distinct ones).

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

The square root of 1111004424 is about 33331.7329882501. The cubic root of 1111004424 is about 1035.7110174243.

Adding to 1111004424 its reverse (4244001111), we get a palindrome (5355005535).

The spelling of 1111004424 in words is "one billion, one hundred eleven million, four thousand, four hundred twenty-four".