11129760 has 144 divisors (see below), whose sum is σ = 38918880. Its totient is φ = 2895360.

The previous prime is 11129759. The next prime is 11129773. The reversal of 11129760 is 6792111.

It is a tau number, because it is divible by the number of its divisors (144).

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 23 ways as a sum of consecutive naturals, for example, 84895 + ... + 85025.

It is an arithmetic number, because the mean of its divisors is an integer number (270270).

Almost surely, 2^11129760 is an apocalyptic number.

11129760 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 11129760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19459440).

11129760 is an abundant number, since it is smaller than the sum of its proper divisors (27789120).

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

11129760 is a wasteful number, since it uses less digits than its factorization.

11129760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 27.

The square root of 11129760 is about 3336.1294938896. The cubic root of 11129760 is about 223.2690887213.

The spelling of 11129760 in words is "eleven million, one hundred twenty-nine thousand, seven hundred sixty".