1140240443129 has 2 divisors, whose sum is σ = 1140240443130. Its totient is φ = 1140240443128.

The previous prime is 1140240443123. The next prime is 1140240443179. The reversal of 1140240443129 is 9213440420411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 923228879104 + 217011564025 = 960848^2 + 465845^2 .

It is an emirp because it is prime and its reverse (9213440420411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1140240443129 - 2²⁴ = 1140223665913 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1140240443123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570120221564 + 570120221565.

It is an arithmetic number, because the mean of its divisors is an integer number (570120221565).

Almost surely, 2^{1140240443129} is an apocalyptic number.

It is an amenable number.

1140240443129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140240443129 is an equidigital number, since it uses as much as digits as its factorization.

1140240443129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 1140240443129 in words is "one trillion, one hundred forty billion, two hundred forty million, four hundred forty-three thousand, one hundred twenty-nine".