165274134 has 8 divisors (see below), whose sum is σ = 330548280. Its totient is φ = 55091376.

The previous prime is 165274133. The next prime is 165274147. The reversal of 165274134 is 431472561.

165274134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

165274134 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 165274095 and 165274104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165274133) 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, 13772839 + ... + 13772850.

It is an arithmetic number, because the mean of its divisors is an integer number (41318535).

Almost surely, 2^165274134 is an apocalyptic number.

165274134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

165274134 is a wasteful number, since it uses less digits than its factorization.

165274134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27545694.

The product of its digits is 20160, while the sum is 33.

The square root of 165274134 is about 12855.8988017174. The cubic root of 165274134 is about 548.7842390897.

The spelling of 165274134 in words is "one hundred sixty-five million, two hundred seventy-four thousand, one hundred thirty-four".