8809137019213 has 2 divisors, whose sum is σ = 8809137019214. Its totient is φ = 8809137019212.

The previous prime is 8809137019117. The next prime is 8809137019217. The reversal of 8809137019213 is 3129107319088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8788604135364 + 20532883849 = 2964558^2 + 143293^2 .

It is a cyclic number.

It is not a de Polignac number, because 8809137019213 - 2²¹ = 8809134922061 is a prime.

It is a super-2 number, since 2×8809137019213² (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 (8809137019217) 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, 4404568509606 + 4404568509607.

It is an arithmetic number, because the mean of its divisors is an integer number (4404568509607).

Almost surely, 2^{8809137019213} is an apocalyptic number.

It is an amenable number.

8809137019213 is a deficient number, since it is larger than the sum of its proper divisors (1).

8809137019213 is an equidigital number, since it uses as much as digits as its factorization.

8809137019213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 52.

The spelling of 8809137019213 in words is "eight trillion, eight hundred nine billion, one hundred thirty-seven million, nineteen thousand, two hundred thirteen".