161106 has 16 divisors (see below), whose sum is σ = 351648. Its totient is φ = 48800.

The previous prime is 161093. The next prime is 161123. The reversal of 161106 is 601161.

161106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 161106.

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, 1155 + ... + 1286.

It is an arithmetic number, because the mean of its divisors is an integer number (21978).

2¹⁶¹¹⁰⁶ is an apocalyptic number.

161106 is an abundant number, since it is smaller than the sum of its proper divisors (190542).

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

161106 is a wasteful number, since it uses less digits than its factorization.

161106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 161106 is about 401.3801190891. The cubic root of 161106 is about 54.4131546187.

Adding to 161106 its reverse (601161), we get a palindrome (762267).

The spelling of 161106 in words is "one hundred sixty-one thousand, one hundred six".