166130112 has 28 divisors (see below), whose sum is σ = 439553096. Its totient is φ = 55376640.

The previous prime is 166130099. The next prime is 166130117. The reversal of 166130112 is 211031661.

166130112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×166130112² = 55198428226265088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166130117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432439 + ... + 432822.

Almost surely, 2^166130112 is an apocalyptic number.

166130112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

166130112 is an abundant number, since it is smaller than the sum of its proper divisors (273422984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166130112 is an equidigital number, since it uses as much as digits as its factorization.

166130112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865276 (or 865266 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 166130112 is about 12889.1470625484. The cubic root of 166130112 is about 549.7300184585.

Adding to 166130112 its reverse (211031661), we get a palindrome (377161773).

The spelling of 166130112 in words is "one hundred sixty-six million, one hundred thirty thousand, one hundred twelve".