113303203 has 16 divisors (see below), whose sum is σ = 126806400. Its totient is φ = 100517760.

The previous prime is 113303189. The next prime is 113303257. The reversal of 113303203 is 302303311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113303203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113300203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101613 + ... + 102721.

It is an arithmetic number, because the mean of its divisors is an integer number (7925400).

Almost surely, 2^113303203 is an apocalyptic number.

113303203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

113303203 is a deficient number, since it is larger than the sum of its proper divisors (13503197).

113303203 is a wasteful number, since it uses less digits than its factorization.

113303203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 113303203 is about 10644.3977283828. The cubic root of 113303203 is about 483.8908340982.

Adding to 113303203 its reverse (302303311), we get a palindrome (415606514).

The spelling of 113303203 in words is "one hundred thirteen million, three hundred three thousand, two hundred three".