1123103003 has 6 divisors (see below), whose sum is σ = 1234485252. Its totient is φ = 1021002620.

The previous prime is 1123102997. The next prime is 1123103027. The reversal of 1123103003 is 3003013211.

It is not a de Polignac number, because 1123103003 - 2¹⁶ = 1123037467 is a prime.

It is a super-2 number, since 2×1123103003² = 2522720710695236018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123103203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4640801 + ... + 4641042.

It is an arithmetic number, because the mean of its divisors is an integer number (205747542).

Almost surely, 2^1123103003 is an apocalyptic number.

1123103003 is a deficient number, since it is larger than the sum of its proper divisors (111382249).

1123103003 is an equidigital number, since it uses as much as digits as its factorization.

1123103003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9281865 (or 9281854 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1123103003 is about 33512.7289697512. The cubic root of 1123103003 is about 1039.4570029713.

Adding to 1123103003 its reverse (3003013211), we get a palindrome (4126116214).

The spelling of 1123103003 in words is "one billion, one hundred twenty-three million, one hundred three thousand, three".