1306326023243 has 8 divisors (see below), whose sum is σ = 1340028362400. Its totient is φ = 1272711337920.

The previous prime is 1306326023227. The next prime is 1306326023273. The reversal of 1306326023243 is 3423206236031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1306326023243 - 2⁴ = 1306326023227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1306326023273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21883268 + ... + 21942881.

It is an arithmetic number, because the mean of its divisors is an integer number (167503545300).

Almost surely, 2^{1306326023243} is an apocalyptic number.

1306326023243 is a deficient number, since it is larger than the sum of its proper divisors (33702339157).

1306326023243 is an equidigital number, since it uses as much as digits as its factorization.

1306326023243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43826917.

The product of its (nonzero) digits is 93312, while the sum is 35.

The spelling of 1306326023243 in words is "one trillion, three hundred six billion, three hundred twenty-six million, twenty-three thousand, two hundred forty-three".