12323523 has 8 divisors (see below), whose sum is σ = 16961536. Its totient is φ = 7950600.

The previous prime is 12323513. The next prime is 12323537. The reversal of 12323523 is 32532321.

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

It is not a de Polignac number, because 12323523 - 2⁵ = 12323491 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12323523.

It is not an unprimeable number, because it can be changed into a prime (12323503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66163 + ... + 66348.

It is an arithmetic number, because the mean of its divisors is an integer number (2120192).

Almost surely, 2^12323523 is an apocalyptic number.

12323523 is a deficient number, since it is larger than the sum of its proper divisors (4638013).

12323523 is a wasteful number, since it uses less digits than its factorization.

12323523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132545.

The product of its digits is 1080, while the sum is 21.

The square root of 12323523 is about 3510.4875729733. The cubic root of 12323523 is about 230.9820829041.

Adding to 12323523 its reverse (32532321), we get a palindrome (44855844).

The spelling of 12323523 in words is "twelve million, three hundred twenty-three thousand, five hundred twenty-three".