11081306 has 8 divisors (see below), whose sum is σ = 17195220. Its totient is φ = 5349568.

The previous prime is 11081299. The next prime is 11081309. The reversal of 11081306 is 60318011.

It can be written as a sum of positive squares in 2 ways, for example, as 9891025 + 1190281 = 3145^2 + 1091^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11081309) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 95471 + ... + 95586.

Almost surely, 2^11081306 is an apocalyptic number.

11081306 is a deficient number, since it is larger than the sum of its proper divisors (6113914).

11081306 is a wasteful number, since it uses less digits than its factorization.

11081306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191088.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 11081306 is about 3328.8595644755. The cubic root of 11081306 is about 222.9446127870.

Adding to 11081306 its reverse (60318011), we get a palindrome (71399317).

The spelling of 11081306 in words is "eleven million, eighty-one thousand, three hundred six".