43230445123 has 4 divisors (see below), whose sum is σ = 43252811488. Its totient is φ = 43208078760.

The previous prime is 43230445091. The next prime is 43230445151. The reversal of 43230445123 is 32154403234.

It is a happy number.

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 43230445123 - 2⁵ = 43230445091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43230445163) 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, 11180283 + ... + 11184148.

It is an arithmetic number, because the mean of its divisors is an integer number (10813202872).

Almost surely, 2^43230445123 is an apocalyptic number.

43230445123 is a deficient number, since it is larger than the sum of its proper divisors (22366365).

43230445123 is a wasteful number, since it uses less digits than its factorization.

43230445123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22366364.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 43230445123 its reverse (32154403234), we get a palindrome (75384848357).

The spelling of 43230445123 in words is "forty-three billion, two hundred thirty million, four hundred forty-five thousand, one hundred twenty-three".