166351151 has 8 divisors (see below), whose sum is σ = 169062144. Its totient is φ = 163647000.

The previous prime is 166351147. The next prime is 166351181. The reversal of 166351151 is 151153661.

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

It is a cyclic number.

It is not a de Polignac number, because 166351151 - 2² = 166351147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166351121) 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, 72776 + ... + 75026.

It is an arithmetic number, because the mean of its divisors is an integer number (21132768).

Almost surely, 2^166351151 is an apocalyptic number.

166351151 is a deficient number, since it is larger than the sum of its proper divisors (2710993).

166351151 is a wasteful number, since it uses less digits than its factorization.

166351151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3421.

The product of its digits is 2700, while the sum is 29.

The square root of 166351151 is about 12897.7188293124. The cubic root of 166351151 is about 549.9737188544.

The spelling of 166351151 in words is "one hundred sixty-six million, three hundred fifty-one thousand, one hundred fifty-one".