201234343 has 4 divisors (see below), whose sum is σ = 201272680. Its totient is φ = 201196008.

The previous prime is 201234329. The next prime is 201234359. The reversal of 201234343 is 343432102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201234343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201234043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9753 + ... + 22306.

It is an arithmetic number, because the mean of its divisors is an integer number (50318170).

Almost surely, 2^201234343 is an apocalyptic number.

201234343 is a deficient number, since it is larger than the sum of its proper divisors (38337).

201234343 is an equidigital number, since it uses as much as digits as its factorization.

201234343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38336.

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

The square root of 201234343 is about 14185.7091116377. The cubic root of 201234343 is about 586.0041613468.

Adding to 201234343 its reverse (343432102), we get a palindrome (544666445).

The spelling of 201234343 in words is "two hundred one million, two hundred thirty-four thousand, three hundred forty-three".