166033134 has 48 divisors (see below), whose sum is σ = 388936080. Its totient is φ = 51010560.

The previous prime is 166033103. The next prime is 166033151. The reversal of 166033134 is 431330661.

It is a junction number, because it is equal to n+sod(n) for n = 166033098 and 166033107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6094 + ... + 19214.

It is an arithmetic number, because the mean of its divisors is an integer number (8102835).

Almost surely, 2^166033134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166033134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194468040).

166033134 is an abundant number, since it is smaller than the sum of its proper divisors (222902946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166033134 is a wasteful number, since it uses less digits than its factorization.

166033134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13185 (or 13182 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 166033134 is about 12885.3845111428. The cubic root of 166033134 is about 549.6230298378.

Adding to 166033134 its reverse (431330661), we get a palindrome (597363795).

The spelling of 166033134 in words is "one hundred sixty-six million, thirty-three thousand, one hundred thirty-four".