11116530 has 24 divisors (see below), whose sum is σ = 28903212. Its totient is φ = 2964384.

The previous prime is 11116517. The next prime is 11116537. The reversal of 11116530 is 3561111.

11116530 is a `hidden beast` number, since 1 + 1 + 11 + 653 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8982009 + 2134521 = 2997^2 + 1461^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11116537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61669 + ... + 61848.

Almost surely, 2^11116530 is an apocalyptic number.

11116530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11116530 is an abundant number, since it is smaller than the sum of its proper divisors (17786682).

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

11116530 is a wasteful number, since it uses less digits than its factorization.

11116530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123530 (or 123527 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 11116530 is about 3334.1460675861. The cubic root of 11116530 is about 223.1805866262.

Adding to 11116530 its reverse (3561111), we get a palindrome (14677641).

It can be divided in two parts, 111 and 16530, that added together give a square (16641 = 129²).

The spelling of 11116530 in words is "eleven million, one hundred sixteen thousand, five hundred thirty".