34043203543 has 4 divisors (see below), whose sum is σ = 34178834088. Its totient is φ = 33907573000.

The previous prime is 34043203489. The next prime is 34043203549. The reversal of 34043203543 is 34530234043.

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 34043203543 - 2²⁵ = 34009649111 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 (34043203549) 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, 67814896 + ... + 67815397.

It is an arithmetic number, because the mean of its divisors is an integer number (8544708522).

Almost surely, 2^34043203543 is an apocalyptic number.

34043203543 is a deficient number, since it is larger than the sum of its proper divisors (135630545).

34043203543 is a wasteful number, since it uses less digits than its factorization.

34043203543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135630544.

The product of its (nonzero) digits is 51840, while the sum is 31.

Adding to 34043203543 its reverse (34530234043), we get a palindrome (68573437586).

The spelling of 34043203543 in words is "thirty-four billion, forty-three million, two hundred three thousand, five hundred forty-three".