1326378275351 has 2 divisors, whose sum is σ = 1326378275352. Its totient is φ = 1326378275350.

The previous prime is 1326378275317. The next prime is 1326378275401. The reversal of 1326378275351 is 1535728736231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1326378275351 - 2¹⁴ = 1326378258967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1326378275293 and 1326378275302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1326378275951) 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, 663189137675 + 663189137676.

It is an arithmetic number, because the mean of its divisors is an integer number (663189137676).

Almost surely, 2^{1326378275351} is an apocalyptic number.

1326378275351 is a deficient number, since it is larger than the sum of its proper divisors (1).

1326378275351 is an equidigital number, since it uses as much as digits as its factorization.

1326378275351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6350400, while the sum is 53.

The spelling of 1326378275351 in words is "one trillion, three hundred twenty-six billion, three hundred seventy-eight million, two hundred seventy-five thousand, three hundred fifty-one".