10661116 has 12 divisors (see below), whose sum is σ = 18680032. Its totient is φ = 5323968.

The previous prime is 10661111. The next prime is 10661171. The reversal of 10661116 is 61116601.

It is a super-2 number, since 2×10661116² = 227318788730912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661111) 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, 4756 + ... + 6628.

Almost surely, 2^10661116 is an apocalyptic number.

It is an amenable number.

10661116 is a deficient number, since it is larger than the sum of its proper divisors (8018916).

10661116 is a wasteful number, since it uses less digits than its factorization.

10661116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300 (or 3298 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 10661116 is about 3265.1364443159. The cubic root of 10661116 is about 220.0902935147.

Adding to 10661116 its reverse (61116601), we get a palindrome (71777717).

The spelling of 10661116 in words is "ten million, six hundred sixty-one thousand, one hundred sixteen".