1326454538039 has 2 divisors, whose sum is σ = 1326454538040. Its totient is φ = 1326454538038.

The previous prime is 1326454538029. The next prime is 1326454538089. The reversal of 1326454538039 is 9308354546231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1326454538039 - 2⁸ = 1326454537783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1326454538029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663227269019 + 663227269020.

It is an arithmetic number, because the mean of its divisors is an integer number (663227269020).

Almost surely, 2^{1326454538039} is an apocalyptic number.

1326454538039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1326454538039 is an equidigital number, since it uses as much as digits as its factorization.

1326454538039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9331200, while the sum is 53.

The spelling of 1326454538039 in words is "one trillion, three hundred twenty-six billion, four hundred fifty-four million, five hundred thirty-eight thousand, thirty-nine".