43013113400423 has 4 divisors (see below), whose sum is σ = 43013166530208. Its totient is φ = 43013060270640.

The previous prime is 43013113400401. The next prime is 43013113400431. The reversal of 43013113400423 is 32400431131034.

It is a happy number.

43013113400423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 43013113400423 - 2¹⁶ = 43013113334887 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 (43013113400923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25331423 + ... + 26976048.

It is an arithmetic number, because the mean of its divisors is an integer number (10753291632552).

Almost surely, 2^{43013113400423} is an apocalyptic number.

43013113400423 is a deficient number, since it is larger than the sum of its proper divisors (53129785).

43013113400423 is an equidigital number, since it uses as much as digits as its factorization.

43013113400423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53129784.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 43013113400423 its reverse (32400431131034), we get a palindrome (75413544531457).

The spelling of 43013113400423 in words is "forty-three trillion, thirteen billion, one hundred thirteen million, four hundred thousand, four hundred twenty-three".