1103303123 has 32 divisors (see below), whose sum is σ = 1267728000. Its totient is φ = 952528896.

The previous prime is 1103303119. The next prime is 1103303161. The reversal of 1103303123 is 3213033011.

It is a cyclic number.

It is not a de Polignac number, because 1103303123 - 2² = 1103303119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103303183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3161153 + ... + 3161501.

It is an arithmetic number, because the mean of its divisors is an integer number (39616500).

Almost surely, 2^1103303123 is an apocalyptic number.

1103303123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1103303123 is a deficient number, since it is larger than the sum of its proper divisors (164424877).

1103303123 is a wasteful number, since it uses less digits than its factorization.

1103303123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1103303123 is about 33216.0070297440. The cubic root of 1103303123 is about 1033.3123399712.

Adding to 1103303123 its reverse (3213033011), we get a palindrome (4316336134).

The spelling of 1103303123 in words is "one billion, one hundred three million, three hundred three thousand, one hundred twenty-three".