43023043103 has 4 divisors (see below), whose sum is σ = 43027308288. Its totient is φ = 43018777920.

The previous prime is 43023043081. The next prime is 43023043117. The reversal of 43023043103 is 30134032034.

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 43023043103 - 2²⁰ = 43021994527 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 (43023043123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2117426 + ... + 2137647.

It is an arithmetic number, because the mean of its divisors is an integer number (10756827072).

Almost surely, 2^43023043103 is an apocalyptic number.

43023043103 is a deficient number, since it is larger than the sum of its proper divisors (4265185).

43023043103 is a wasteful number, since it uses less digits than its factorization.

43023043103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4265184.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 43023043103 its reverse (30134032034), we get a palindrome (73157075137).

The spelling of 43023043103 in words is "forty-three billion, twenty-three million, forty-three thousand, one hundred three".