123411233 has 4 divisors (see below), whose sum is σ = 134630448. Its totient is φ = 112192020.

The previous prime is 123411229. The next prime is 123411259. The reversal of 123411233 is 332114321.

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 123411233 - 2² = 123411229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (123411283) 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, 5609591 + ... + 5609612.

It is an arithmetic number, because the mean of its divisors is an integer number (33657612).

Almost surely, 2^123411233 is an apocalyptic number.

It is an amenable number.

123411233 is a deficient number, since it is larger than the sum of its proper divisors (11219215).

123411233 is a wasteful number, since it uses less digits than its factorization.

123411233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11219214.

The product of its digits is 432, while the sum is 20.

The square root of 123411233 is about 11109.0608513951. The cubic root of 123411233 is about 497.8726052205.

Adding to 123411233 its reverse (332114321), we get a palindrome (455525554).

The spelling of 123411233 in words is "one hundred twenty-three million, four hundred eleven thousand, two hundred thirty-three".