12117162 has 16 divisors (see below), whose sum is σ = 24632352. Its totient is φ = 3972720.

The previous prime is 12117121. The next prime is 12117221. The reversal of 12117162 is 26171121.

It is a happy number.

12117162 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12117162² = 293651229868488, which contains 22 as substring.

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, 16188 + ... + 16919.

It is an arithmetic number, because the mean of its divisors is an integer number (1539522).

Almost surely, 2^12117162 is an apocalyptic number.

12117162 is an abundant number, since it is smaller than the sum of its proper divisors (12515190).

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

12117162 is a wasteful number, since it uses less digits than its factorization.

12117162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33173.

The product of its digits is 168, while the sum is 21.

The square root of 12117162 is about 3480.9714161423. The cubic root of 12117162 is about 229.6855311692.

Adding to 12117162 its reverse (26171121), we get a palindrome (38288283).

The spelling of 12117162 in words is "twelve million, one hundred seventeen thousand, one hundred sixty-two".