104204143 has 2 divisors, whose sum is σ = 104204144. Its totient is φ = 104204142.

The previous prime is 104204131. The next prime is 104204147. The reversal of 104204143 is 341402401.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104204143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104204143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104204147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52102071 + 52102072.

It is an arithmetic number, because the mean of its divisors is an integer number (52102072).

Almost surely, 2^104204143 is an apocalyptic number.

104204143 is a deficient number, since it is larger than the sum of its proper divisors (1).

104204143 is an equidigital number, since it uses as much as digits as its factorization.

104204143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 104204143 is about 10208.0430543763. The cubic root of 104204143 is about 470.5744342028.

Adding to 104204143 its reverse (341402401), we get a palindrome (445606544).

The spelling of 104204143 in words is "one hundred four million, two hundred four thousand, one hundred forty-three".