18160011 has 8 divisors (see below), whose sum is σ = 26903760. Its totient is φ = 12106656.

The previous prime is 18159989. The next prime is 18160013. The reversal of 18160011 is 11006181.

It is not a de Polignac number, because 18160011 - 2¹⁷ = 18028939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18160013) 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 7 ways as a sum of consecutive naturals, for example, 336270 + ... + 336323.

It is an arithmetic number, because the mean of its divisors is an integer number (3362970).

Almost surely, 2^18160011 is an apocalyptic number.

18160011 is a deficient number, since it is larger than the sum of its proper divisors (8743749).

18160011 is an equidigital number, since it uses as much as digits as its factorization.

18160011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672602 (or 672596 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

The square root of 18160011 is about 4261.4564411713. The cubic root of 18160011 is about 262.8484189679.

Adding to 18160011 its reverse (11006181), we get a palindrome (29166192).

The spelling of 18160011 in words is "eighteen million, one hundred sixty thousand, eleven".