1111404103424 has 72 divisors (see below), whose sum is σ = 2241258509280. Its totient is φ = 549997056000.

The previous prime is 1111404103367. The next prime is 1111404103457. The reversal of 1111404103424 is 4243014041111.

It is a happy number.

It is a super-2 number, since 2×1111404103424² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111404103393 and 1111404103402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89688269 + ... + 89700659.

Almost surely, 2^{1111404103424} 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 1111404103424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1120629254640).

1111404103424 is an abundant number, since it is smaller than the sum of its proper divisors (1129854405856).

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

1111404103424 is a wasteful number, since it uses less digits than its factorization.

1111404103424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15977 (or 15963 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 1111404103424 its reverse (4243014041111), we get a palindrome (5354418144535).

The spelling of 1111404103424 in words is "one trillion, one hundred eleven billion, four hundred four million, one hundred three thousand, four hundred twenty-four".