13043401440031 has 2 divisors, whose sum is σ = 13043401440032. Its totient is φ = 13043401440030.

The previous prime is 13043401440019. The next prime is 13043401440049. The reversal of 13043401440031 is 13004410434031.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (13004410434031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13043401440031 - 2²¹ = 13043399342879 is a prime.

It is a super-2 number, since 2×13043401440031² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13043401440431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6521700720015 + 6521700720016.

It is an arithmetic number, because the mean of its divisors is an integer number (6521700720016).

Almost surely, 2^{13043401440031} is an apocalyptic number.

13043401440031 is a deficient number, since it is larger than the sum of its proper divisors (1).

13043401440031 is an equidigital number, since it uses as much as digits as its factorization.

13043401440031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 13043401440031 its reverse (13004410434031), we get a palindrome (26047811874062).

The spelling of 13043401440031 in words is "thirteen trillion, forty-three billion, four hundred one million, four hundred forty thousand, thirty-one".