12235534 has 4 divisors (see below), whose sum is σ = 18353304. Its totient is φ = 6117766.

The previous prime is 12235511. The next prime is 12235543. The reversal of 12235534 is 43553221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43553221 = 6221 ⋅7001.

It is a junction number, because it is equal to n+sod(n) for n = 12235499 and 12235508.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3058882 + ... + 3058885.

It is an arithmetic number, because the mean of its divisors is an integer number (4588326).

Almost surely, 2^12235534 is an apocalyptic number.

12235534 is a deficient number, since it is larger than the sum of its proper divisors (6117770).

12235534 is an equidigital number, since it uses as much as digits as its factorization.

12235534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6117769.

The product of its digits is 3600, while the sum is 25.

The square root of 12235534 is about 3497.9328181084. The cubic root of 12235534 is about 230.4310379474.

Adding to 12235534 its reverse (43553221), we get a palindrome (55788755).

It can be divided in two parts, 12235 and 534, that added together give a square (12769 = 113²).

The spelling of 12235534 in words is "twelve million, two hundred thirty-five thousand, five hundred thirty-four".