1144939569413 has 2 divisors, whose sum is σ = 1144939569414. Its totient is φ = 1144939569412.

The previous prime is 1144939569377. The next prime is 1144939569451. The reversal of 1144939569413 is 3149659394411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1143911533444 + 1028035969 = 1069538^2 + 32063^2 .

It is an emirp because it is prime and its reverse (3149659394411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1144939569413 - 2¹⁰ = 1144939568389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144939563413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572469784706 + 572469784707.

It is an arithmetic number, because the mean of its divisors is an integer number (572469784707).

Almost surely, 2^{1144939569413} is an apocalyptic number.

It is an amenable number.

1144939569413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144939569413 is an equidigital number, since it uses as much as digits as its factorization.

1144939569413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12597120, while the sum is 59.

The spelling of 1144939569413 in words is "one trillion, one hundred forty-four billion, nine hundred thirty-nine million, five hundred sixty-nine thousand, four hundred thirteen".