201334243 has 16 divisors (see below), whose sum is σ = 228556800. Its totient is φ = 175694400.

The previous prime is 201334207. The next prime is 201334253. The reversal of 201334243 is 342433102.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201334243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201334253) 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 15 ways as a sum of consecutive naturals, for example, 40983 + ... + 45631.

It is an arithmetic number, because the mean of its divisors is an integer number (14284800).

Almost surely, 2^201334243 is an apocalyptic number.

201334243 is a deficient number, since it is larger than the sum of its proper divisors (27222557).

201334243 is a wasteful number, since it uses less digits than its factorization.

201334243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4818.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 201334243 is about 14189.2298240602. The cubic root of 201334243 is about 586.1011165187.

Adding to 201334243 its reverse (342433102), we get a palindrome (543767345).

The spelling of 201334243 in words is "two hundred one million, three hundred thirty-four thousand, two hundred forty-three".