166201052 has 6 divisors (see below), whose sum is σ = 290851848. Its totient is φ = 83100524.

The previous prime is 166201051. The next prime is 166201073. The reversal of 166201052 is 250102661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166201051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20775128 + ... + 20775135.

It is an arithmetic number, because the mean of its divisors is an integer number (48475308).

Almost surely, 2^166201052 is an apocalyptic number.

It is an amenable number.

166201052 is a deficient number, since it is larger than the sum of its proper divisors (124650796).

166201052 is a wasteful number, since it uses less digits than its factorization.

166201052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41550267 (or 41550265 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 166201052 is about 12891.8986964683. The cubic root of 166201052 is about 549.8082549233.

The spelling of 166201052 in words is "one hundred sixty-six million, two hundred one thousand, fifty-two".