3205042343 has 4 divisors (see below), whose sum is σ = 3217811688. Its totient is φ = 3192273000.

The previous prime is 3205042333. The next prime is 3205042381. The reversal of 3205042343 is 3432405023.

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

It is a cyclic number.

It is not a de Polignac number, because 3205042343 - 2¹⁶ = 3204976807 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 (3205042333) 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, 6384296 + ... + 6384797.

It is an arithmetic number, because the mean of its divisors is an integer number (804452922).

Almost surely, 2^3205042343 is an apocalyptic number.

3205042343 is a deficient number, since it is larger than the sum of its proper divisors (12769345).

3205042343 is a wasteful number, since it uses less digits than its factorization.

3205042343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12769344.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 3205042343 is about 56613.0933883673. The cubic root of 3205042343 is about 1474.3861995378.

Adding to 3205042343 its reverse (3432405023), we get a palindrome (6637447366).

The spelling of 3205042343 in words is "three billion, two hundred five million, forty-two thousand, three hundred forty-three".