1326230125747 has 4 divisors (see below), whose sum is σ = 1326773442456. Its totient is φ = 1325686809040.

The previous prime is 1326230125721. The next prime is 1326230125757. The reversal of 1326230125747 is 7475210326231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1326230125747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1326230125757) 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, 271654693 + ... + 271659574.

It is an arithmetic number, because the mean of its divisors is an integer number (331693360614).

Almost surely, 2^{1326230125747} is an apocalyptic number.

1326230125747 is a deficient number, since it is larger than the sum of its proper divisors (543316709).

1326230125747 is an equidigital number, since it uses as much as digits as its factorization.

1326230125747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543316708.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 1326230125747 in words is "one trillion, three hundred twenty-six billion, two hundred thirty million, one hundred twenty-five thousand, seven hundred forty-seven".