1123103103 has 8 divisors (see below), whose sum is σ = 1501046400. Its totient is φ = 746947608.

The previous prime is 1123103099. The next prime is 1123103131. The reversal of 1123103103 is 3013013211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1123103103 - 2² = 1123103099 is a prime.

It is a super-2 number, since 2×1123103103² = 2522721159936457218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123103183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445483 + ... + 447996.

It is an arithmetic number, because the mean of its divisors is an integer number (187630800).

Almost surely, 2^1123103103 is an apocalyptic number.

1123103103 is a deficient number, since it is larger than the sum of its proper divisors (377943297).

1123103103 is an equidigital number, since it uses as much as digits as its factorization.

1123103103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893901.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1123103103 is about 33512.7304617216. The cubic root of 1123103103 is about 1039.4570338221.

Adding to 1123103103 its reverse (3013013211), we get a palindrome (4136116314).

The spelling of 1123103103 in words is "one billion, one hundred twenty-three million, one hundred three thousand, one hundred three".