1323243434 has 8 divisors (see below), whose sum is σ = 2014490208. Its totient is φ = 651746700.

The previous prime is 1323243409. The next prime is 1323243437. The reversal of 1323243434 is 4343423231.

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

It is a super-2 number, since 2×1323243434² = 3501946371248224712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1323243397 and 1323243406.

It is not an unprimeable number, because it can be changed into a prime (1323243437) 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, 4937342 + ... + 4937609.

It is an arithmetic number, because the mean of its divisors is an integer number (251811276).

Almost surely, 2^1323243434 is an apocalyptic number.

1323243434 is a deficient number, since it is larger than the sum of its proper divisors (691246774).

1323243434 is an equidigital number, since it uses as much as digits as its factorization.

1323243434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9875020.

The product of its digits is 20736, while the sum is 29.

The square root of 1323243434 is about 36376.4131546803. The cubic root of 1323243434 is about 1097.8590406558.

Adding to 1323243434 its reverse (4343423231), we get a palindrome (5666666665).

The spelling of 1323243434 in words is "one billion, three hundred twenty-three million, two hundred forty-three thousand, four hundred thirty-four".