203141113 has 6 divisors (see below), whose sum is σ = 236307066. Its totient is φ = 174120912.

The previous prime is 203141111. The next prime is 203141149. The reversal of 203141113 is 311141302.

It can be written as a sum of positive squares in only one way, i.e., 203119504 + 21609 = 14252^2 + 147^2 .

It is not a de Polignac number, because 203141113 - 2¹ = 203141111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203141111) 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, 2072820 + ... + 2072917.

It is an arithmetic number, because the mean of its divisors is an integer number (39384511).

Almost surely, 2^203141113 is an apocalyptic number.

It is an amenable number.

203141113 is a deficient number, since it is larger than the sum of its proper divisors (33165953).

203141113 is an equidigital number, since it uses as much as digits as its factorization.

203141113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4145751 (or 4145744 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 203141113 is about 14252.7580839640. The cubic root of 203141113 is about 587.8492149267.

Adding to 203141113 its reverse (311141302), we get a palindrome (514282415).

The spelling of 203141113 in words is "two hundred three million, one hundred forty-one thousand, one hundred thirteen".