12011926 has 12 divisors (see below), whose sum is σ = 18303012. Its totient is φ = 5911544.

The previous prime is 12011917. The next prime is 12011929. The reversal of 12011926 is 62911021.

It is a junction number, because it is equal to n+sod(n) for n = 12011897 and 12011906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011929) 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 5 ways as a sum of consecutive naturals, for example, 44520 + ... + 44788.

It is an arithmetic number, because the mean of its divisors is an integer number (1525251).

Almost surely, 2^12011926 is an apocalyptic number.

12011926 is a deficient number, since it is larger than the sum of its proper divisors (6291086).

12011926 is an frugal number, since it uses more digits than its factorization.

12011926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 12011926 is about 3465.8225574891. The cubic root of 12011926 is about 229.0186670773.

Adding to 12011926 its reverse (62911021), we get a palindrome (74922947).

The spelling of 12011926 in words is "twelve million, eleven thousand, nine hundred twenty-six".