12045836 has 24 divisors (see below), whose sum is σ = 23998464. Its totient is φ = 5236880.

The previous prime is 12045833. The next prime is 12045851. The reversal of 12045836 is 63854021.

It is a junction number, because it is equal to n+sod(n) for n = 12045799 and 12045808.

It is not an unprimeable number, because it can be changed into a prime (12045833) 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 7 ways as a sum of consecutive naturals, for example, 4940 + ... + 6963.

It is an arithmetic number, because the mean of its divisors is an integer number (999936).

Almost surely, 2^12045836 is an apocalyptic number.

It is an amenable number.

12045836 is a deficient number, since it is larger than the sum of its proper divisors (11952628).

12045836 is a wasteful number, since it uses less digits than its factorization.

12045836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11941 (or 11939 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 12045836 is about 3470.7111663174. The cubic root of 12045836 is about 229.2339732805.

Adding to 12045836 its reverse (63854021), we get a palindrome (75899857).

The spelling of 12045836 in words is "twelve million, forty-five thousand, eight hundred thirty-six".