166343153 has 8 divisors (see below), whose sum is σ = 174744000. Its totient is φ = 158039728.

The previous prime is 166343137. The next prime is 166343161. The reversal of 166343153 is 351343661.

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 166343153 - 2⁴ = 166343137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (166343173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20843 + ... + 27696.

It is an arithmetic number, because the mean of its divisors is an integer number (21843000).

Almost surely, 2^166343153 is an apocalyptic number.

It is an amenable number.

166343153 is a deficient number, since it is larger than the sum of its proper divisors (8400847).

166343153 is a wasteful number, since it uses less digits than its factorization.

166343153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48711.

The product of its digits is 19440, while the sum is 32.

The square root of 166343153 is about 12897.4087707570. The cubic root of 166343153 is about 549.9649046477.

The spelling of 166343153 in words is "one hundred sixty-six million, three hundred forty-three thousand, one hundred fifty-three".