166715112 has 16 divisors (see below), whose sum is σ = 416787840. Its totient is φ = 55571696.

The previous prime is 166715099. The next prime is 166715119. The reversal of 166715112 is 211517661.

It is a self number, because there is not a number n which added to its sum of digits gives 166715112.

It is not an unprimeable number, because it can be changed into a prime (166715119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3473208 + ... + 3473255.

It is an arithmetic number, because the mean of its divisors is an integer number (26049240).

Almost surely, 2^166715112 is an apocalyptic number.

166715112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

166715112 is an abundant number, since it is smaller than the sum of its proper divisors (250072728).

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

166715112 is a wasteful number, since it uses less digits than its factorization.

166715112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6946472 (or 6946468 counting only the distinct ones).

The product of its digits is 2520, while the sum is 30.

The square root of 166715112 is about 12911.8206307244. The cubic root of 166715112 is about 550.3745239724.

The spelling of 166715112 in words is "one hundred sixty-six million, seven hundred fifteen thousand, one hundred twelve".