10440043 has 2 divisors, whose sum is σ = 10440044. Its totient is φ = 10440042.

The previous prime is 10440041. The next prime is 10440047. The reversal of 10440043 is 34004401.

10440043 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (34004401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10440043 - 2¹ = 10440041 is a prime.

Together with 10440041, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 10439999 and 10440026.

It is not a weakly prime, because it can be changed into another prime (10440041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5220021 + 5220022.

It is an arithmetic number, because the mean of its divisors is an integer number (5220022).

Almost surely, 2^10440043 is an apocalyptic number.

10440043 is a deficient number, since it is larger than the sum of its proper divisors (1).

10440043 is an equidigital number, since it uses as much as digits as its factorization.

10440043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 10440043 is about 3231.1055383568. The cubic root of 10440043 is about 218.5583629944.

Adding to 10440043 its reverse (34004401), we get a palindrome (44444444).

The spelling of 10440043 in words is "ten million, four hundred forty thousand, forty-three".