1116605103 has 4 divisors (see below), whose sum is σ = 1488806808. Its totient is φ = 744403400.

The previous prime is 1116605069. The next prime is 1116605107. The reversal of 1116605103 is 3015066111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3015066111 = 3 ⋅1005022037.

It is a cyclic number.

It is not a de Polignac number, because 1116605103 - 2⁸ = 1116604847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116605107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186100848 + ... + 186100853.

It is an arithmetic number, because the mean of its divisors is an integer number (372201702).

Almost surely, 2^1116605103 is an apocalyptic number.

1116605103 is a deficient number, since it is larger than the sum of its proper divisors (372201705).

1116605103 is an equidigital number, since it uses as much as digits as its factorization.

1116605103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372201704.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 1116605103 is about 33415.6415919252. The cubic root of 1116605103 is about 1037.4484737172.

The spelling of 1116605103 in words is "one billion, one hundred sixteen million, six hundred five thousand, one hundred three".