166002104 has 8 divisors (see below), whose sum is σ = 311253960. Its totient is φ = 83001048.

The previous prime is 166002103. The next prime is 166002121. The reversal of 166002104 is 401200661.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166002101) 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 as a sum of consecutive naturals, namely, 10375124 + ... + 10375139.

It is an arithmetic number, because the mean of its divisors is an integer number (38906745).

Almost surely, 2^166002104 is an apocalyptic number.

It is an amenable number.

166002104 is a deficient number, since it is larger than the sum of its proper divisors (145251856).

166002104 is a wasteful number, since it uses less digits than its factorization.

166002104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20750269 (or 20750265 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 166002104 is about 12884.1803775017. The cubic root of 166002104 is about 549.5887879473.

Adding to 166002104 its reverse (401200661), we get a palindrome (567202765).

The spelling of 166002104 in words is "one hundred sixty-six million, two thousand, one hundred four".