9144381037513 has 2 divisors, whose sum is σ = 9144381037514. Its totient is φ = 9144381037512.

The previous prime is 9144381037511. The next prime is 9144381037529. The reversal of 9144381037513 is 3157301834419.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9127425872569 + 16955164944 = 3021163^2 + 130212^2 .

It is a cyclic number.

It is not a de Polignac number, because 9144381037513 - 2¹ = 9144381037511 is a prime.

Together with 9144381037511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (9144381037511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4572190518756 + 4572190518757.

It is an arithmetic number, because the mean of its divisors is an integer number (4572190518757).

Almost surely, 2^{9144381037513} is an apocalyptic number.

It is an amenable number.

9144381037513 is a deficient number, since it is larger than the sum of its proper divisors (1).

9144381037513 is an equidigital number, since it uses as much as digits as its factorization.

9144381037513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 9144381037513 in words is "nine trillion, one hundred forty-four billion, three hundred eighty-one million, thirty-seven thousand, five hundred thirteen".