12011296 has 24 divisors (see below), whose sum is σ = 25797744. Its totient is φ = 5459520.

The previous prime is 12011281. The next prime is 12011297. The reversal of 12011296 is 69211021.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (12011297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16710 + ... + 17413.

It is an arithmetic number, because the mean of its divisors is an integer number (1074906).

Almost surely, 2^12011296 is an apocalyptic number.

12011296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12011296 is an abundant number, since it is smaller than the sum of its proper divisors (13786448).

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

12011296 is a wasteful number, since it uses less digits than its factorization.

12011296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34144 (or 34136 counting only the distinct ones).

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

The square root of 12011296 is about 3465.7316687822. The cubic root of 12011296 is about 229.0146631598.

The spelling of 12011296 in words is "twelve million, eleven thousand, two hundred ninety-six".