11166698 has 4 divisors (see below), whose sum is σ = 16750050. Its totient is φ = 5583348.

The previous prime is 11166697. The next prime is 11166703. The reversal of 11166698 is 89666111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89666111 = 19 ⋅4719269.

It can be written as a sum of positive squares in only one way, i.e., 7414729 + 3751969 = 2723^2 + 1937^2 .

It is not an unprimeable number, because it can be changed into a prime (11166697) 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 as a sum of consecutive naturals, namely, 2791673 + ... + 2791676.

Almost surely, 2^11166698 is an apocalyptic number.

11166698 is a deficient number, since it is larger than the sum of its proper divisors (5583352).

11166698 is an equidigital number, since it uses as much as digits as its factorization.

11166698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5583351.

The product of its digits is 15552, while the sum is 38.

The square root of 11166698 is about 3341.6609642512. The cubic root of 11166698 is about 223.5158148185.

The spelling of 11166698 in words is "eleven million, one hundred sixty-six thousand, six hundred ninety-eight".