11081608 has 16 divisors (see below), whose sum is σ = 20820060. Its totient is φ = 5529600.

The previous prime is 11081597. The next prime is 11081621. The reversal of 11081608 is 80618011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10125124 + 956484 = 3182^2 + 978^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4048 + ... + 6208.

Almost surely, 2^11081608 is an apocalyptic number.

It is an amenable number.

11081608 is a deficient number, since it is larger than the sum of its proper divisors (9738452).

11081608 is a wasteful number, since it uses less digits than its factorization.

11081608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2808 (or 2804 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 25.

The square root of 11081608 is about 3328.9049250467. The cubic root of 11081608 is about 222.9466380796.

Adding to 11081608 its reverse (80618011), we get a palindrome (91699619).

It can be divided in two parts, 110 and 81608, that added together give a palindrome (81718).

The spelling of 11081608 in words is "eleven million, eighty-one thousand, six hundred eight".