1143522113369 has 2 divisors, whose sum is σ = 1143522113370. Its totient is φ = 1143522113368.

The previous prime is 1143522113359. The next prime is 1143522113533. The reversal of 1143522113369 is 9633112253411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1097130553600 + 46391559769 = 1047440^2 + 215387^2 .

It is an emirp because it is prime and its reverse (9633112253411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1143522113369 is a prime.

It is a super-2 number, since 2×1143522113369² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1143522113359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571761056684 + 571761056685.

It is an arithmetic number, because the mean of its divisors is an integer number (571761056685).

Almost surely, 2^{1143522113369} is an apocalyptic number.

It is an amenable number.

1143522113369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143522113369 is an equidigital number, since it uses as much as digits as its factorization.

1143522113369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 41.

The spelling of 1143522113369 in words is "one trillion, one hundred forty-three billion, five hundred twenty-two million, one hundred thirteen thousand, three hundred sixty-nine".