12041004 has 12 divisors (see below), whose sum is σ = 28095704.
Its totient is φ = 4013664.
The previous prime is 12040999. The next prime is 12041027. The reversal of 12041004 is 40014021.
It is a tau number, because it is divible by the number of its divisors (12).
It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 1003417 = 12041004 / (1 + 2 + 0 + 4 + 1 + 0 + 0 + 4).
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, 501697 + ... + 501720.
Almost surely, 212041004 is an apocalyptic number.
It is an amenable number.
12041004 is an abundant number, since it is smaller than the sum of its proper divisors (16054700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12041004 is a wasteful number, since it uses less digits than its factorization.
12041004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1003424 (or 1003422 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 12041004 is about 3470.0149855584.
The cubic root of 12041004 is about 229.2033179653.
Adding to 12041004 its reverse (40014021), we get a palindrome (52055025).
The spelling of 12041004 in words is "twelve million, forty-one thousand, four".