12042441 has 6 divisors (see below), whose sum is σ = 17394650. Its totient is φ = 8028288.

The previous prime is 12042439. The next prime is 12042449. The reversal of 12042441 is 14424021.

12042441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6734025 + 5308416 = 2595^2 + 2304^2 .

It is not a de Polignac number, because 12042441 - 2¹ = 12042439 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12042449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 669016 + ... + 669033.

Almost surely, 2^12042441 is an apocalyptic number.

It is an amenable number.

12042441 is a deficient number, since it is larger than the sum of its proper divisors (5352209).

12042441 is a wasteful number, since it uses less digits than its factorization.

12042441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338055 (or 1338052 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 12042441 is about 3470.2220390056. Note that the first 3 decimals coincide. The cubic root of 12042441 is about 229.2124354793.

Adding to 12042441 its reverse (14424021), we get a palindrome (26466462).

The spelling of 12042441 in words is "twelve million, forty-two thousand, four hundred forty-one".