100066161 has 8 divisors (see below), whose sum is σ = 143684800. Its totient is φ = 61579152.

The previous prime is 100066159. The next prime is 100066163. The reversal of 100066161 is 161660001.

It is an interprime number because it is at equal distance from previous prime (100066159) and next prime (100066163).

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

It is not a de Polignac number, because 100066161 - 2¹ = 100066159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100066163) 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, 1282861 + ... + 1282938.

It is an arithmetic number, because the mean of its divisors is an integer number (17960600).

Almost surely, 2^100066161 is an apocalyptic number.

It is an amenable number.

100066161 is a deficient number, since it is larger than the sum of its proper divisors (43618639).

100066161 is a wasteful number, since it uses less digits than its factorization.

100066161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2565815.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 100066161 is about 10003.3075030212. The cubic root of 100066161 is about 464.2612248475.

It can be divided in two parts, 1000 and 66161, that added together give a triangular number (67161 = T₃₆₆).

The spelling of 100066161 in words is "one hundred million, sixty-six thousand, one hundred sixty-one".