12132118 has 16 divisors (see below), whose sum is σ = 19362240. Its totient is φ = 5681536.

The previous prime is 12132103. The next prime is 12132151. The reversal of 12132118 is 81123121.

It is a junction number, because it is equal to n+sod(n) for n = 12132095 and 12132104.

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, 7380 + ... + 8872.

It is an arithmetic number, because the mean of its divisors is an integer number (1210140).

Almost surely, 2^12132118 is an apocalyptic number.

12132118 is a deficient number, since it is larger than the sum of its proper divisors (7230122).

12132118 is a wasteful number, since it uses less digits than its factorization.

12132118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751.

The product of its digits is 96, while the sum is 19.

The square root of 12132118 is about 3483.1190045705. The cubic root of 12132118 is about 229.7799912539.

Adding to 12132118 its reverse (81123121), we get a palindrome (93255239).

The spelling of 12132118 in words is "twelve million, one hundred thirty-two thousand, one hundred eighteen".