165224134 has 16 divisors (see below), whose sum is σ = 259342848. Its totient is φ = 78796872.

The previous prime is 165224123. The next prime is 165224159. The reversal of 165224134 is 431422561.

165224134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11989 + ... + 21775.

It is an arithmetic number, because the mean of its divisors is an integer number (16208928).

Almost surely, 2^165224134 is an apocalyptic number.

165224134 is a deficient number, since it is larger than the sum of its proper divisors (94118714).

165224134 is a wasteful number, since it uses less digits than its factorization.

165224134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10179.

The product of its digits is 5760, while the sum is 28.

The square root of 165224134 is about 12853.9540220121. The cubic root of 165224134 is about 548.7288927009.

Adding to 165224134 its reverse (431422561), we get a palindrome (596646695).

The spelling of 165224134 in words is "one hundred sixty-five million, two hundred twenty-four thousand, one hundred thirty-four".