11980168 has 8 divisors (see below), whose sum is σ = 22462830. Its totient is φ = 5990080.

The previous prime is 11980153. The next prime is 11980169. The reversal of 11980168 is 86108911.

11980168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10125124 + 1855044 = 3182^2 + 1362^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (11980169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 748753 + ... + 748768.

Almost surely, 2^11980168 is an apocalyptic number.

It is an amenable number.

11980168 is a deficient number, since it is larger than the sum of its proper divisors (10482662).

11980168 is a wasteful number, since it uses less digits than its factorization.

11980168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497527 (or 1497523 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 34.

The square root of 11980168 is about 3461.2379288341. The cubic root of 11980168 is about 228.8166568961.

The spelling of 11980168 in words is "eleven million, nine hundred eighty thousand, one hundred sixty-eight".