12054418 has 8 divisors (see below), whose sum is σ = 18109260. Its totient is φ = 6018000.

The previous prime is 12054409. The next prime is 12054421. The reversal of 12054418 is 81445021.

It can be written as a sum of positive squares in 2 ways, for example, as 9753129 + 2301289 = 3123^2 + 1517^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12054392 and 12054401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2833 + ... + 5668.

Almost surely, 2^12054418 is an apocalyptic number.

12054418 is a deficient number, since it is larger than the sum of its proper divisors (6054842).

12054418 is an equidigital number, since it uses as much as digits as its factorization.

12054418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9212.

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 12054418 is about 3471.9472922267. The cubic root of 12054418 is about 229.2883992511.

Adding to 12054418 its reverse (81445021), we get a palindrome (93499439).

The spelling of 12054418 in words is "twelve million, fifty-four thousand, four hundred eighteen".