204102343 has 2 divisors, whose sum is σ = 204102344. Its totient is φ = 204102342.

The previous prime is 204102337. The next prime is 204102347. The reversal of 204102343 is 343201402.

204102343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204102343 - 2¹³ = 204094151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204102343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204102347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102051171 + 102051172.

It is an arithmetic number, because the mean of its divisors is an integer number (102051172).

Almost surely, 2^204102343 is an apocalyptic number.

204102343 is a deficient number, since it is larger than the sum of its proper divisors (1).

204102343 is an equidigital number, since it uses as much as digits as its factorization.

204102343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 204102343 is about 14286.4391294682. The cubic root of 204102343 is about 588.7749579141.

Adding to 204102343 its reverse (343201402), we get a palindrome (547303745).

The spelling of 204102343 in words is "two hundred four million, one hundred two thousand, three hundred forty-three".