161110 has 8 divisors (see below), whose sum is σ = 290016. Its totient is φ = 64440.

The previous prime is 161093. The next prime is 161123. The reversal of 161110 is 11161.

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

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 16111 = 161110 / (1 + 6 + 1 + 1 + 1 + 0).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8046 + ... + 8065.

It is an arithmetic number, because the mean of its divisors is an integer number (36252).

2¹⁶¹¹¹⁰ is an apocalyptic number.

161110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161110 is a deficient number, since it is larger than the sum of its proper divisors (128906).

161110 is a wasteful number, since it uses less digits than its factorization.

161110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16118.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 161110 is about 401.3851018660. The cubic root of 161110 is about 54.4136049450.

Adding to 161110 its reverse (11161), we get a palindrome (172271).

The spelling of 161110 in words is "one hundred sixty-one thousand, one hundred ten".