203516113 has 6 divisors (see below), whose sum is σ = 210776774. Its totient is φ = 196497504.

The previous prime is 203516107. The next prime is 203516123. The reversal of 203516113 is 311615302.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 966289 + 202549824 = 983^2 + 14232^2 .

It is not a de Polignac number, because 203516113 - 2⁵ = 203516081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203516123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 120156 + ... + 121837.

Almost surely, 2^203516113 is an apocalyptic number.

It is an amenable number.

203516113 is a deficient number, since it is larger than the sum of its proper divisors (7260661).

203516113 is an equidigital number, since it uses as much as digits as its factorization.

203516113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242051 (or 242022 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 203516113 is about 14265.9073668659. The cubic root of 203516113 is about 588.2107172416.

The spelling of 203516113 in words is "two hundred three million, five hundred sixteen thousand, one hundred thirteen".