12818134 has 16 divisors (see below), whose sum is σ = 22023936. Its totient is φ = 5481000.

The previous prime is 12818123. The next prime is 12818161. The reversal of 12818134 is 43181821.

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 in 7 ways as a sum of consecutive naturals, for example, 8109 + ... + 9559.

It is an arithmetic number, because the mean of its divisors is an integer number (1376496).

Almost surely, 2^12818134 is an apocalyptic number.

12818134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12818134 is a deficient number, since it is larger than the sum of its proper divisors (9205802).

12818134 is a wasteful number, since it uses less digits than its factorization.

12818134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091.

The product of its digits is 1536, while the sum is 28.

The square root of 12818134 is about 3580.2421705801. The cubic root of 12818134 is about 234.0318338846.

Adding to 12818134 its reverse (43181821), we get a palindrome (55999955).

The spelling of 12818134 in words is "twelve million, eight hundred eighteen thousand, one hundred thirty-four".