13044303140437 has 2 divisors, whose sum is σ = 13044303140438. Its totient is φ = 13044303140436.

The previous prime is 13044303140417. The next prime is 13044303140509. The reversal of 13044303140437 is 73404130344031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8771127868881 + 4273175271556 = 2961609^2 + 2067166^2 .

It is a cyclic number.

It is not a de Polignac number, because 13044303140437 - 2³⁹ = 12494547326549 is a prime.

It is a super-2 number, since 2×13044303140437² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13044303140396 and 13044303140405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13044303140417) 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 as a sum of consecutive naturals, namely, 6522151570218 + 6522151570219.

It is an arithmetic number, because the mean of its divisors is an integer number (6522151570219).

Almost surely, 2^{13044303140437} is an apocalyptic number.

It is an amenable number.

13044303140437 is a deficient number, since it is larger than the sum of its proper divisors (1).

13044303140437 is an equidigital number, since it uses as much as digits as its factorization.

13044303140437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 37.

Adding to 13044303140437 its reverse (73404130344031), we get a palindrome (86448433484468).

The spelling of 13044303140437 in words is "thirteen trillion, forty-four billion, three hundred three million, one hundred forty thousand, four hundred thirty-seven".