12081126 has 16 divisors (see below), whose sum is σ = 24208128. Its totient is φ = 4019400.

The previous prime is 12081119. The next prime is 12081143. The reversal of 12081126 is 62118021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2191 + ... + 5381.

It is an arithmetic number, because the mean of its divisors is an integer number (1513008).

Almost surely, 2^12081126 is an apocalyptic number.

12081126 is an abundant number, since it is smaller than the sum of its proper divisors (12127002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12081126 is a wasteful number, since it uses less digits than its factorization.

12081126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3827.

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 12081126 is about 3475.7914206695. The cubic root of 12081126 is about 229.4576129350.

Adding to 12081126 its reverse (62118021), we get a palindrome (74199147).

The spelling of 12081126 in words is "twelve million, eighty-one thousand, one hundred twenty-six".