11359980 has 96 divisors (see below), whose sum is σ = 35851200. Its totient is φ = 2985984.

The previous prime is 11359979. The next prime is 11359991. The reversal of 11359980 is 8995311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58764 + ... + 58956.

It is an arithmetic number, because the mean of its divisors is an integer number (373450).

Almost surely, 2^11359980 is an apocalyptic number.

11359980 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 11359980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17925600).

11359980 is an abundant number, since it is smaller than the sum of its proper divisors (24491220).

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

11359980 is a wasteful number, since it uses less digits than its factorization.

11359980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 11359980 is about 3370.4569423151. The cubic root of 11359980 is about 224.7980409990.

The spelling of 11359980 in words is "eleven million, three hundred fifty-nine thousand, nine hundred eighty".