1140341111209 has 2 divisors, whose sum is σ = 1140341111210. Its totient is φ = 1140341111208.

The previous prime is 1140341111201. The next prime is 1140341111251. The reversal of 1140341111209 is 9021111430411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1098716950809 + 41624160400 = 1048197^2 + 204020^2 .

It is an emirp because it is prime and its reverse (9021111430411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1140341111209 - 2³ = 1140341111201 is a prime.

It is not a weakly prime, because it can be changed into another prime (1140341111201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570170555604 + 570170555605.

It is an arithmetic number, because the mean of its divisors is an integer number (570170555605).

Almost surely, 2^{1140341111209} is an apocalyptic number.

It is an amenable number.

1140341111209 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140341111209 is an equidigital number, since it uses as much as digits as its factorization.

1140341111209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 1140341111209 in words is "one trillion, one hundred forty billion, three hundred forty-one million, one hundred eleven thousand, two hundred nine".