12009126 has 32 divisors (see below), whose sum is σ = 24900480. Its totient is φ = 3858624.

The previous prime is 12009119. The next prime is 12009133. The reversal of 12009126 is 62190021.

It is an interprime number because it is at equal distance from previous prime (12009119) and next prime (12009133).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22701 + ... + 23223.

It is an arithmetic number, because the mean of its divisors is an integer number (778140).

Almost surely, 2^12009126 is an apocalyptic number.

12009126 is an abundant number, since it is smaller than the sum of its proper divisors (12891354).

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

12009126 is a wasteful number, since it uses less digits than its factorization.

12009126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 12009126 is about 3465.4185894348. The cubic root of 12009126 is about 229.0008708166. Note that the first 3 decimals are identical.

Adding to 12009126 its reverse (62190021), we get a palindrome (74199147).

The spelling of 12009126 in words is "twelve million, nine thousand, one hundred twenty-six".