166375103 has 8 divisors (see below), whose sum is σ = 171517200. Its totient is φ = 161310528.

The previous prime is 166375067. The next prime is 166375151. The reversal of 166375103 is 301573661.

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 166375103 - 2¹⁸ = 166112959 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 166375103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166375193) 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 7 ways as a sum of consecutive naturals, for example, 15008 + ... + 23621.

It is an arithmetic number, because the mean of its divisors is an integer number (21439650).

Almost surely, 2^166375103 is an apocalyptic number.

166375103 is a deficient number, since it is larger than the sum of its proper divisors (5142097).

166375103 is an equidigital number, since it uses as much as digits as its factorization.

166375103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38761.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 166375103 is about 12898.6473321818. The cubic root of 166375103 is about 550.0001134986. Note that the first 3 decimals are identical.

The spelling of 166375103 in words is "one hundred sixty-six million, three hundred seventy-five thousand, one hundred three".