1323434443 has 8 divisors (see below), whose sum is σ = 1334486736. Its totient is φ = 1312396800.

The previous prime is 1323434383. The next prime is 1323434471. The reversal of 1323434443 is 3444343231.

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 1323434443 - 2⁹ = 1323433931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323434843) 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, 247963 + ... + 253243.

It is an arithmetic number, because the mean of its divisors is an integer number (166810842).

Almost surely, 2^1323434443 is an apocalyptic number.

1323434443 is a deficient number, since it is larger than the sum of its proper divisors (11052293).

1323434443 is a wasteful number, since it uses less digits than its factorization.

1323434443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7325.

The product of its digits is 41472, while the sum is 31.

The square root of 1323434443 is about 36379.0385112086. The cubic root of 1323434443 is about 1097.9118631028.

Adding to 1323434443 its reverse (3444343231), we get a palindrome (4767777674).

The spelling of 1323434443 in words is "one billion, three hundred twenty-three million, four hundred thirty-four thousand, four hundred forty-three".