1328876031239 has 2 divisors, whose sum is σ = 1328876031240. Its totient is φ = 1328876031238.

The previous prime is 1328876031229. The next prime is 1328876031349. The reversal of 1328876031239 is 9321306788231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1328876031239 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1328876031229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664438015619 + 664438015620.

It is an arithmetic number, because the mean of its divisors is an integer number (664438015620).

Almost surely, 2^{1328876031239} is an apocalyptic number.

1328876031239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328876031239 is an equidigital number, since it uses as much as digits as its factorization.

1328876031239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 1328876031239 in words is "one trillion, three hundred twenty-eight billion, eight hundred seventy-six million, thirty-one thousand, two hundred thirty-nine".