123323133 has 4 divisors (see below), whose sum is σ = 164430848. Its totient is φ = 82215420.

The previous prime is 123323119. The next prime is 123323147. The reversal of 123323133 is 331323321.

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 an interprime number because it is at equal distance from previous prime (123323119) and next prime (123323147).

It is not a de Polignac number, because 123323133 - 2⁶ = 123323069 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 (123323113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20553853 + ... + 20553858.

It is an arithmetic number, because the mean of its divisors is an integer number (41107712).

Almost surely, 2^123323133 is an apocalyptic number.

It is an amenable number.

123323133 is a deficient number, since it is larger than the sum of its proper divisors (41107715).

123323133 is an equidigital number, since it uses as much as digits as its factorization.

123323133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41107714.

The product of its digits is 972, while the sum is 21.

The square root of 123323133 is about 11105.0949117961. The cubic root of 123323133 is about 497.7541043433.

Adding to 123323133 its reverse (331323321), we get a palindrome (454646454).

The spelling of 123323133 in words is "one hundred twenty-three million, three hundred twenty-three thousand, one hundred thirty-three".