11147730 has 96 divisors (see below), whose sum is σ = 30566592. Its totient is φ = 2597760.

The previous prime is 11147729. The next prime is 11147753. The reversal of 11147730 is 3774111.

It is a super-3 number, since 3×11147730³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11147730.

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 47 ways as a sum of consecutive naturals, for example, 134269 + ... + 134351.

It is an arithmetic number, because the mean of its divisors is an integer number (318402).

Almost surely, 2^11147730 is an apocalyptic number.

11147730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11147730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15283296).

11147730 is an abundant number, since it is smaller than the sum of its proper divisors (19418862).

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

11147730 is a wasteful number, since it uses less digits than its factorization.

11147730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 24.

The square root of 11147730 is about 3338.8216484263. The cubic root of 11147730 is about 223.3891867928.

It can be divided in two parts, 11 and 147730, that added together give a palindrome (147741).

The spelling of 11147730 in words is "eleven million, one hundred forty-seven thousand, seven hundred thirty".