13066733437 has 2 divisors, whose sum is σ = 13066733438. Its totient is φ = 13066733436.

The previous prime is 13066733369. The next prime is 13066733441. The reversal of 13066733437 is 73433766031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7171718596 + 5895014841 = 84686^2 + 76779^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13066733437 is a prime.

It is a super-2 number, since 2×13066733437² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13066733393 and 13066733402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13066793437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6533366718 + 6533366719.

It is an arithmetic number, because the mean of its divisors is an integer number (6533366719).

Almost surely, 2^13066733437 is an apocalyptic number.

It is an amenable number.

13066733437 is a deficient number, since it is larger than the sum of its proper divisors (1).

13066733437 is an equidigital number, since it uses as much as digits as its factorization.

13066733437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 43.

The spelling of 13066733437 in words is "thirteen billion, sixty-six million, seven hundred thirty-three thousand, four hundred thirty-seven".