1326325263247 has 4 divisors (see below), whose sum is σ = 1326334201920. Its totient is φ = 1326316324576.

The previous prime is 1326325263223. The next prime is 1326325263259. The reversal of 1326325263247 is 7423625236231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1326325263247 - 2²⁷ = 1326191045519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1326325263197 and 1326325263206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326329263247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4242943 + ... + 4544800.

It is an arithmetic number, because the mean of its divisors is an integer number (331583550480).

Almost surely, 2^{1326325263247} is an apocalyptic number.

1326325263247 is a deficient number, since it is larger than the sum of its proper divisors (8938673).

1326325263247 is an equidigital number, since it uses as much as digits as its factorization.

1326325263247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8938672.

The product of its digits is 2177280, while the sum is 46.

The spelling of 1326325263247 in words is "one trillion, three hundred twenty-six billion, three hundred twenty-five million, two hundred sixty-three thousand, two hundred forty-seven".