166346151 has 8 divisors (see below), whose sum is σ = 222723840. Its totient is φ = 110432952.

The previous prime is 166346149. The next prime is 166346161. The reversal of 166346151 is 151643661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 166346151 - 2¹ = 166346149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166346101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115285 + ... + 116718.

It is an arithmetic number, because the mean of its divisors is an integer number (27840480).

Almost surely, 2^166346151 is an apocalyptic number.

166346151 is a deficient number, since it is larger than the sum of its proper divisors (56377689).

166346151 is a wasteful number, since it uses less digits than its factorization.

166346151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232245.

The product of its digits is 12960, while the sum is 33.

The square root of 166346151 is about 12897.5249951299. The cubic root of 166346151 is about 549.9682086307.

The spelling of 166346151 in words is "one hundred sixty-six million, three hundred forty-six thousand, one hundred fifty-one".