1804605343 has 2 divisors, whose sum is σ = 1804605344. Its totient is φ = 1804605342.

The previous prime is 1804605311. The next prime is 1804605353. The reversal of 1804605343 is 3435064081.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1804605343 - 2⁵ = 1804605311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1804605299 and 1804605308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1804605353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 902302671 + 902302672.

It is an arithmetic number, because the mean of its divisors is an integer number (902302672).

Almost surely, 2^1804605343 is an apocalyptic number.

1804605343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1804605343 is an equidigital number, since it uses as much as digits as its factorization.

1804605343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 1804605343 is about 42480.6466876388. The cubic root of 1804605343 is about 1217.4769462133.

The spelling of 1804605343 in words is "one billion, eight hundred four million, six hundred five thousand, three hundred forty-three".