12119018 has 4 divisors (see below), whose sum is σ = 18178530. Its totient is φ = 6059508.

The previous prime is 12118969. The next prime is 12119021. The reversal of 12119018 is 81091121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81091121 = 47 ⋅1725343.

It can be written as a sum of positive squares in only one way, i.e., 10195249 + 1923769 = 3193^2 + 1387^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12118984 and 12119002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3029753 + ... + 3029756.

Almost surely, 2^12119018 is an apocalyptic number.

12119018 is a deficient number, since it is larger than the sum of its proper divisors (6059512).

12119018 is an equidigital number, since it uses as much as digits as its factorization.

12119018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6059511.

The product of its (nonzero) digits is 144, while the sum is 23.

The square root of 12119018 is about 3481.2379981840. The cubic root of 12119018 is about 229.6972576384.

The spelling of 12119018 in words is "twelve million, one hundred nineteen thousand, eighteen".