11511068 has 12 divisors (see below), whose sum is σ = 20185032. Its totient is φ = 5743920.

The previous prime is 11511061. The next prime is 11511079. The reversal of 11511068 is 86011511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11511061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443 + ... + 4818.

It is an arithmetic number, because the mean of its divisors is an integer number (1682086).

Almost surely, 2^11511068 is an apocalyptic number.

It is an amenable number.

11511068 is a deficient number, since it is larger than the sum of its proper divisors (8673964).

11511068 is a wasteful number, since it uses less digits than its factorization.

11511068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5812 (or 5810 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 23.

The square root of 11511068 is about 3392.7964866759. The cubic root of 11511068 is about 225.7902614655.

Adding to 11511068 its reverse (86011511), we get a palindrome (97522579).

The spelling of 11511068 in words is "eleven million, five hundred eleven thousand, sixty-eight".