11977160 has 64 divisors (see below), whose sum is σ = 29998080. Its totient is φ = 4273920.

The previous prime is 11977157. The next prime is 11977193. The reversal of 11977160 is 6177911.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 15749 + ... + 16491.

It is an arithmetic number, because the mean of its divisors is an integer number (468720).

Almost surely, 2^11977160 is an apocalyptic number.

11977160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11977160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14999040).

11977160 is an abundant number, since it is smaller than the sum of its proper divisors (18020920).

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

11977160 is a wasteful number, since it uses less digits than its factorization.

11977160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798 (or 794 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 32.

The square root of 11977160 is about 3460.8033749406. The cubic root of 11977160 is about 228.7975047407.

The spelling of 11977160 in words is "eleven million, nine hundred seventy-seven thousand, one hundred sixty".