1040339543339 has 2 divisors, whose sum is σ = 1040339543340. Its totient is φ = 1040339543338.

The previous prime is 1040339543267. The next prime is 1040339543377. The reversal of 1040339543339 is 9333459330401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1040339543339 - 2²⁰ = 1040338494763 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1040339543293 and 1040339543302.

It is not a weakly prime, because it can be changed into another prime (1040339543939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520169771669 + 520169771670.

It is an arithmetic number, because the mean of its divisors is an integer number (520169771670).

Almost surely, 2^{1040339543339} is an apocalyptic number.

1040339543339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040339543339 is an equidigital number, since it uses as much as digits as its factorization.

1040339543339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1574640, while the sum is 47.

The spelling of 1040339543339 in words is "one trillion, forty billion, three hundred thirty-nine million, five hundred forty-three thousand, three hundred thirty-nine".