10443440123 has 2 divisors, whose sum is σ = 10443440124. Its totient is φ = 10443440122.

The previous prime is 10443440087. The next prime is 10443440141. The reversal of 10443440123 is 32104434401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10443440123 - 2²⁴ = 10426662907 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 10443440092 and 10443440101.

It is not a weakly prime, because it can be changed into another prime (10443440723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5221720061 + 5221720062.

It is an arithmetic number, because the mean of its divisors is an integer number (5221720062).

Almost surely, 2^10443440123 is an apocalyptic number.

10443440123 is a deficient number, since it is larger than the sum of its proper divisors (1).

10443440123 is an equidigital number, since it uses as much as digits as its factorization.

10443440123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 10443440123 its reverse (32104434401), we get a palindrome (42547874524).

The spelling of 10443440123 in words is "ten billion, four hundred forty-three million, four hundred forty thousand, one hundred twenty-three".