166113206 has 16 divisors (see below), whose sum is σ = 287010816. Its totient is φ = 70630056.

The previous prime is 166113203. The next prime is 166113209. The reversal of 166113206 is 602311661.

It is an interprime number because it is at equal distance from previous prime (166113203) and next prime (166113209).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166113203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44936 + ... + 48491.

It is an arithmetic number, because the mean of its divisors is an integer number (17938176).

Almost surely, 2^166113206 is an apocalyptic number.

166113206 is a deficient number, since it is larger than the sum of its proper divisors (120897610).

166113206 is a wasteful number, since it uses less digits than its factorization.

166113206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93563.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 166113206 is about 12888.4912227925. The cubic root of 166113206 is about 549.7113703221.

Adding to 166113206 its reverse (602311661), we get a palindrome (768424867).

The spelling of 166113206 in words is "one hundred sixty-six million, one hundred thirteen thousand, two hundred six".