123343432033 has 4 divisors (see below), whose sum is σ = 123356410048. Its totient is φ = 123330454020.

The previous prime is 123343432013. The next prime is 123343432109. The reversal of 123343432033 is 330234343321.

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 a de Polignac number, because none of the positive numbers 2^k-123343432033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123343431986 and 123343432004.

It is not an unprimeable number, because it can be changed into a prime (123343432013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6474741 + ... + 6493762.

It is an arithmetic number, because the mean of its divisors is an integer number (30839102512).

Almost surely, 2^123343432033 is an apocalyptic number.

It is an amenable number.

123343432033 is a deficient number, since it is larger than the sum of its proper divisors (12978015).

123343432033 is an equidigital number, since it uses as much as digits as its factorization.

123343432033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12978014.

The product of its (nonzero) digits is 46656, while the sum is 31.

Adding to 123343432033 its reverse (330234343321), we get a palindrome (453577775354).

The spelling of 123343432033 in words is "one hundred twenty-three billion, three hundred forty-three million, four hundred thirty-two thousand, thirty-three".