43434004043 has 4 divisors (see below), whose sum is σ = 43465778640. Its totient is φ = 43402229448.

The previous prime is 43434004027. The next prime is 43434004049. The reversal of 43434004043 is 34040043434.

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 43434004043 - 2⁴ = 43434004027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43434003997 and 43434004015.

It is not an unprimeable number, because it can be changed into a prime (43434004049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15885248 + ... + 15887981.

It is an arithmetic number, because the mean of its divisors is an integer number (10866444660).

Almost surely, 2^43434004043 is an apocalyptic number.

43434004043 is a deficient number, since it is larger than the sum of its proper divisors (31774597).

43434004043 is a wasteful number, since it uses less digits than its factorization.

43434004043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31774596.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 43434004043 its reverse (34040043434), we get a palindrome (77474047477).

The spelling of 43434004043 in words is "forty-three billion, four hundred thirty-four million, four thousand, forty-three".