13044313440937 has 2 divisors, whose sum is σ = 13044313440938. Its totient is φ = 13044313440936.

The previous prime is 13044313440923. The next prime is 13044313440943. The reversal of 13044313440937 is 73904431344031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13043770131456 + 543309481 = 3611616^2 + 23309^2 .

It is a cyclic number.

It is not a de Polignac number, because 13044313440937 - 2¹⁵ = 13044313408169 is a prime.

It is a super-2 number, since 2×13044313440937² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13044313440437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6522156720468 + 6522156720469.

It is an arithmetic number, because the mean of its divisors is an integer number (6522156720469).

Almost surely, 2^{13044313440937} is an apocalyptic number.

It is an amenable number.

13044313440937 is a deficient number, since it is larger than the sum of its proper divisors (1).

13044313440937 is an equidigital number, since it uses as much as digits as its factorization.

13044313440937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 46.

Adding to 13044313440937 its reverse (73904431344031), we get a palindrome (86948744784968).

The spelling of 13044313440937 in words is "thirteen trillion, forty-four billion, three hundred thirteen million, four hundred forty thousand, nine hundred thirty-seven".