204414034243 has 2 divisors, whose sum is σ = 204414034244. Its totient is φ = 204414034242.

The previous prime is 204414034241. The next prime is 204414034247. The reversal of 204414034243 is 342430414402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204414034243 - 2¹ = 204414034241 is a prime.

Together with 204414034241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (204414034241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102207017121 + 102207017122.

It is an arithmetic number, because the mean of its divisors is an integer number (102207017122).

Almost surely, 2^204414034243 is an apocalyptic number.

204414034243 is a deficient number, since it is larger than the sum of its proper divisors (1).

204414034243 is an equidigital number, since it uses as much as digits as its factorization.

204414034243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 204414034243 its reverse (342430414402), we get a palindrome (546844448645).

The spelling of 204414034243 in words is "two hundred four billion, four hundred fourteen million, thirty-four thousand, two hundred forty-three".