166360133 has 4 divisors (see below), whose sum is σ = 166413408. Its totient is φ = 166306860.

The previous prime is 166360121. The next prime is 166360151. The reversal of 166360133 is 331063661.

166360133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 166360133 - 2¹² = 166356037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 166360096 and 166360105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166360193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21641 + ... + 28302.

It is an arithmetic number, because the mean of its divisors is an integer number (41603352).

Almost surely, 2^166360133 is an apocalyptic number.

It is an amenable number.

166360133 is a deficient number, since it is larger than the sum of its proper divisors (53275).

166360133 is an equidigital number, since it uses as much as digits as its factorization.

166360133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53274.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 166360133 is about 12898.0670257213. The cubic root of 166360133 is about 549.9836171429.

The spelling of 166360133 in words is "one hundred sixty-six million, three hundred sixty thousand, one hundred thirty-three".