43123233043 has 8 divisors (see below), whose sum is σ = 47045382336. Its totient is φ = 39201393000.

The previous prime is 43123233007. The next prime is 43123233047. The reversal of 43123233043 is 34033232134.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43123233043 - 2⁹ = 43123232531 is a prime.

It is a super-2 number, since 2×43123233043² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43123233047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290268 + ... + 412918.

It is an arithmetic number, because the mean of its divisors is an integer number (5880672792).

Almost surely, 2^43123233043 is an apocalyptic number.

43123233043 is a deficient number, since it is larger than the sum of its proper divisors (3922149293).

43123233043 is a wasteful number, since it uses less digits than its factorization.

43123233043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154625.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 43123233043 its reverse (34033232134), we get a palindrome (77156465177).

Subtracting from 43123233043 its reverse (34033232134), we obtain a palindrome (9090000909).

The spelling of 43123233043 in words is "forty-three billion, one hundred twenty-three million, two hundred thirty-three thousand, forty-three".