11166417 has 20 divisors (see below), whose sum is σ = 17222656. Its totient is φ = 7202520.

The previous prime is 11166403. The next prime is 11166427. The reversal of 11166417 is 71466111.

11166417 is a `hidden beast` number, since 1 + 1 + 16 + 641 + 7 = 666.

It is not a de Polignac number, because 11166417 - 2⁷ = 11166289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11166427) 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 19 ways as a sum of consecutive naturals, for example, 288 + ... + 4734.

Almost surely, 2^11166417 is an apocalyptic number.

It is an amenable number.

11166417 is a deficient number, since it is larger than the sum of its proper divisors (6056239).

11166417 is an equidigital number, since it uses as much as digits as its factorization.

11166417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4490 (or 4481 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 11166417 is about 3341.6189190271. The cubic root of 11166417 is about 223.5139399440.

The spelling of 11166417 in words is "eleven million, one hundred sixty-six thousand, four hundred seventeen".