1111103104 has 64 divisors (see below), whose sum is σ = 2267092800. Its totient is φ = 542248960.

The previous prime is 1111103099. The next prime is 1111103107. The reversal of 1111103104 is 4013011111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (1111103107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1260744 + ... + 1261624.

It is an arithmetic number, because the mean of its divisors is an integer number (35423325).

Almost surely, 2^1111103104 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 1111103104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1133546400).

1111103104 is an abundant number, since it is smaller than the sum of its proper divisors (1155989696).

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

1111103104 is an equidigital number, since it uses as much as digits as its factorization.

1111103104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121 (or 1109 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 1111103104 is about 33333.2132264503. The cubic root of 1111103104 is about 1035.7416806497.

Adding to 1111103104 its reverse (4013011111), we get a palindrome (5124114215).

The spelling of 1111103104 in words is "one billion, one hundred eleven million, one hundred three thousand, one hundred four".