1233423313 has 4 divisors (see below), whose sum is σ = 1238584320. Its totient is φ = 1228262308.

The previous prime is 1233423283. The next prime is 1233423337. The reversal of 1233423313 is 3133243321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1233423313 - 2¹³ = 1233415121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1233423353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2580145 + ... + 2580622.

It is an arithmetic number, because the mean of its divisors is an integer number (309646080).

Almost surely, 2^1233423313 is an apocalyptic number.

It is an amenable number.

1233423313 is a deficient number, since it is larger than the sum of its proper divisors (5161007).

1233423313 is an equidigital number, since it uses as much as digits as its factorization.

1233423313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5161006.

The product of its digits is 3888, while the sum is 25.

The square root of 1233423313 is about 35120.1268932787. The cubic root of 1233423313 is about 1072.4343540508.

Adding to 1233423313 its reverse (3133243321), we get a palindrome (4366666634).

The spelling of 1233423313 in words is "one billion, two hundred thirty-three million, four hundred twenty-three thousand, three hundred thirteen".