12117326 has 24 divisors (see below), whose sum is σ = 20674584. Its totient is φ = 5294160.

The previous prime is 12117323. The next prime is 12117341. The reversal of 12117326 is 62371121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12117323) by changing a digit.

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, 8741 + ... + 10031.

It is an arithmetic number, because the mean of its divisors is an integer number (861441).

Almost surely, 2^12117326 is an apocalyptic number.

12117326 is a deficient number, since it is larger than the sum of its proper divisors (8557258).

12117326 is a wasteful number, since it uses less digits than its factorization.

12117326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344 (or 1325 counting only the distinct ones).

The product of its digits is 504, while the sum is 23.

The square root of 12117326 is about 3480.9949727054. The cubic root of 12117326 is about 229.6865673925.

Adding to 12117326 its reverse (62371121), we get a palindrome (74488447).

The spelling of 12117326 in words is "twelve million, one hundred seventeen thousand, three hundred twenty-six".