1343320231423 has 4 divisors (see below), whose sum is σ = 1352216392048. Its totient is φ = 1334424070800.

The previous prime is 1343320231369. The next prime is 1343320231441. The reversal of 1343320231423 is 3241320233431.

It is a happy number.

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 1343320231423 - 2³³ = 1334730296831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343320231823) 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 in 3 ways as a sum of consecutive naturals, for example, 4448080086 + ... + 4448080387.

It is an arithmetic number, because the mean of its divisors is an integer number (338054098012).

Almost surely, 2^{1343320231423} is an apocalyptic number.

1343320231423 is a deficient number, since it is larger than the sum of its proper divisors (8896160625).

1343320231423 is an equidigital number, since it uses as much as digits as its factorization.

1343320231423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8896160624.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 1343320231423 its reverse (3241320233431), we get a palindrome (4584640464854).

The spelling of 1343320231423 in words is "one trillion, three hundred forty-three billion, three hundred twenty million, two hundred thirty-one thousand, four hundred twenty-three".