12172324233 has 8 divisors (see below), whose sum is σ = 16253530848. Its totient is φ = 8103000224.

The previous prime is 12172324211. The next prime is 12172324267. The reversal of 12172324233 is 33242327121.

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

It is a cyclic number.

It is not a de Polignac number, because 12172324233 - 2⁹ = 12172323721 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12172324233.

It is not an unprimeable number, because it can be changed into a prime (12172324033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2968260 + ... + 2972357.

It is an arithmetic number, because the mean of its divisors is an integer number (2031691356).

Almost surely, 2^12172324233 is an apocalyptic number.

It is an amenable number.

12172324233 is a deficient number, since it is larger than the sum of its proper divisors (4081206615).

12172324233 is an equidigital number, since it uses as much as digits as its factorization.

12172324233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5941303.

The product of its digits is 12096, while the sum is 30.

The spelling of 12172324233 in words is "twelve billion, one hundred seventy-two million, three hundred twenty-four thousand, two hundred thirty-three".