12117696 has 28 divisors (see below), whose sum is σ = 32061912. Its totient is φ = 4039168.

The previous prime is 12117689. The next prime is 12117697. The reversal of 12117696 is 69671121.

It is not an unprimeable number, because it can be changed into a prime (12117697) 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, 31365 + ... + 31748.

Almost surely, 2^12117696 is an apocalyptic number.

12117696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12117696 is an abundant number, since it is smaller than the sum of its proper divisors (19944216).

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

12117696 is an equidigital number, since it uses as much as digits as its factorization.

12117696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63128 (or 63118 counting only the distinct ones).

The product of its digits is 4536, while the sum is 33.

The square root of 12117696 is about 3481.0481180242. The cubic root of 12117696 is about 229.6889051791.

The spelling of 12117696 in words is "twelve million, one hundred seventeen thousand, six hundred ninety-six".