166453023 has 8 divisors (see below), whose sum is σ = 242113536. Its totient is φ = 100880600.

The previous prime is 166453009. The next prime is 166453031. The reversal of 166453023 is 320354661.

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 166453023 - 2¹⁸ = 166190879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166453003) 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, 2521983 + ... + 2522048.

It is an arithmetic number, because the mean of its divisors is an integer number (30264192).

Almost surely, 2^166453023 is an apocalyptic number.

166453023 is a deficient number, since it is larger than the sum of its proper divisors (75660513).

166453023 is a wasteful number, since it uses less digits than its factorization.

166453023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5044045.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 166453023 is about 12901.6674503725. The cubic root of 166453023 is about 550.0859623214.

The spelling of 166453023 in words is "one hundred sixty-six million, four hundred fifty-three thousand, twenty-three".