12081124 has 36 divisors (see below), whose sum is σ = 23554300. Its totient is φ = 5417280.

The previous prime is 12081119. The next prime is 12081143. The reversal of 12081124 is 42118021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10036224 + 2044900 = 3168^2 + 1430^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 52642 + ... + 52870.

Almost surely, 2^12081124 is an apocalyptic number.

It is an amenable number.

12081124 is a deficient number, since it is larger than the sum of its proper divisors (11473176).

12081124 is a wasteful number, since it uses less digits than its factorization.

12081124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364 (or 351 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 12081124 is about 3475.7911329653. The cubic root of 12081124 is about 229.4576002730.

Adding to 12081124 its reverse (42118021), we get a palindrome (54199145).

It can be divided in two parts, 1208 and 1124, that added together give a palindrome (2332).

The spelling of 12081124 in words is "twelve million, eighty-one thousand, one hundred twenty-four".