12042573 has 4 divisors (see below), whose sum is σ = 16056768. Its totient is φ = 8028380.

The previous prime is 12042557. The next prime is 12042581. The reversal of 12042573 is 37524021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12042573 - 2⁴ = 12042557 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042073) 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, 2007093 + ... + 2007098.

It is an arithmetic number, because the mean of its divisors is an integer number (4014192).

Almost surely, 2^12042573 is an apocalyptic number.

It is an amenable number.

12042573 is a deficient number, since it is larger than the sum of its proper divisors (4014195).

12042573 is an equidigital number, since it uses as much as digits as its factorization.

12042573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4014194.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 12042573 is about 3470.2410579094. The cubic root of 12042573 is about 229.2132729598.

Adding to 12042573 its reverse (37524021), we get a palindrome (49566594).

The spelling of 12042573 in words is "twelve million, forty-two thousand, five hundred seventy-three".