12042411 has 4 divisors (see below), whose sum is σ = 16056552. Its totient is φ = 8028272.

The previous prime is 12042391. The next prime is 12042419. The reversal of 12042411 is 11424021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12042411 - 2⁶ = 12042347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12042419) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2007066 + ... + 2007071.

It is an arithmetic number, because the mean of its divisors is an integer number (4014138).

Almost surely, 2^12042411 is an apocalyptic number.

12042411 is a deficient number, since it is larger than the sum of its proper divisors (4014141).

12042411 is an equidigital number, since it uses as much as digits as its factorization.

12042411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4014140.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 12042411 is about 3470.2177165129. The cubic root of 12042411 is about 229.2122451419.

Adding to 12042411 its reverse (11424021), we get a palindrome (23466432).

The spelling of 12042411 in words is "twelve million, forty-two thousand, four hundred eleven".