12134823 has 16 divisors (see below), whose sum is σ = 17127936. Its totient is φ = 7626080.

The previous prime is 12134819. The next prime is 12134831. The reversal of 12134823 is 32843121.

It is a cyclic number.

It is not a de Polignac number, because 12134823 - 2² = 12134819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12134793 and 12134802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12134323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3661 + ... + 6137.

It is an arithmetic number, because the mean of its divisors is an integer number (1070496).

Almost surely, 2^12134823 is an apocalyptic number.

12134823 is a deficient number, since it is larger than the sum of its proper divisors (4993113).

12134823 is a wasteful number, since it uses less digits than its factorization.

12134823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2574.

The product of its digits is 1152, while the sum is 24.

The square root of 12134823 is about 3483.5072843328. The cubic root of 12134823 is about 229.7970673788.

Adding to 12134823 its reverse (32843121), we get a palindrome (44977944).

The spelling of 12134823 in words is "twelve million, one hundred thirty-four thousand, eight hundred twenty-three".