12054242 has 8 divisors (see below), whose sum is σ = 18139356. Its totient is φ = 6007792.

The previous prime is 12054199. The next prime is 12054247. The reversal of 12054242 is 24245021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7513081 + 4541161 = 2741^2 + 2131^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12054247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8873 + ... + 10140.

Almost surely, 2^12054242 is an apocalyptic number.

12054242 is a deficient number, since it is larger than the sum of its proper divisors (6085114).

12054242 is a wasteful number, since it uses less digits than its factorization.

12054242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19332.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 12054242 is about 3471.9219461272. The cubic root of 12054242 is about 229.2872833406.

Adding to 12054242 its reverse (24245021), we get a palindrome (36299263).

The spelling of 12054242 in words is "twelve million, fifty-four thousand, two hundred forty-two".