166303151 has 8 divisors (see below), whose sum is σ = 190899840. Its totient is φ = 141916248.

The previous prime is 166303147. The next prime is 166303157. The reversal of 166303151 is 151303661.

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 166303151 - 2² = 166303147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 166303151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166303157) 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, 50741 + ... + 53918.

It is an arithmetic number, because the mean of its divisors is an integer number (23862480).

Almost surely, 2^166303151 is an apocalyptic number.

166303151 is a deficient number, since it is larger than the sum of its proper divisors (24596689).

166303151 is a wasteful number, since it uses less digits than its factorization.

166303151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104893.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 166303151 is about 12895.8579008921. The cubic root of 166303151 is about 549.9208161486.

The spelling of 166303151 in words is "one hundred sixty-six million, three hundred three thousand, one hundred fifty-one".