1203103113 has 12 divisors (see below), whose sum is σ = 1676917200. Its totient is φ = 767195176.

The previous prime is 1203103093. The next prime is 1203103129. The reversal of 1203103113 is 3113013021.

It is not a de Polignac number, because 1203103113 - 2⁶ = 1203103049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1203103092 and 1203103101.

It is not an unprimeable number, because it can be changed into a prime (1203104113) 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 11 ways as a sum of consecutive naturals, for example, 377463 + ... + 380636.

It is an arithmetic number, because the mean of its divisors is an integer number (139743100).

Almost surely, 2^1203103113 is an apocalyptic number.

It is an amenable number.

1203103113 is a deficient number, since it is larger than the sum of its proper divisors (473814087).

1203103113 is an equidigital number, since it uses as much as digits as its factorization.

1203103113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758148 (or 758125 counting only the distinct ones).

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

The square root of 1203103113 is about 34685.7768112522. The cubic root of 1203103113 is about 1063.5737667629.

Adding to 1203103113 its reverse (3113013021), we get a palindrome (4316116134).

The spelling of 1203103113 in words is "one billion, two hundred three million, one hundred three thousand, one hundred thirteen".