203348113 has 2 divisors, whose sum is σ = 203348114. Its totient is φ = 203348112.

The previous prime is 203348099. The next prime is 203348191. The reversal of 203348113 is 311843302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110187009 + 93161104 = 10497^2 + 9652^2 .

It is a cyclic number.

It is not a de Polignac number, because 203348113 - 2²¹ = 201250961 is a prime.

It is not a weakly prime, because it can be changed into another prime (203348513) 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 as a sum of consecutive naturals, namely, 101674056 + 101674057.

It is an arithmetic number, because the mean of its divisors is an integer number (101674057).

Almost surely, 2^203348113 is an apocalyptic number.

It is an amenable number.

203348113 is a deficient number, since it is larger than the sum of its proper divisors (1).

203348113 is an equidigital number, since it uses as much as digits as its factorization.

203348113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 203348113 is about 14260.0179873659. The cubic root of 203348113 is about 588.0488191607.

The spelling of 203348113 in words is "two hundred three million, three hundred forty-eight thousand, one hundred thirteen".