161016 has 16 divisors (see below), whose sum is σ = 402600. Its totient is φ = 53664.

The previous prime is 161009. The next prime is 161017. The reversal of 161016 is 610161.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 160986 and 161004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161017) 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, 3331 + ... + 3378.

2¹⁶¹⁰¹⁶ is an apocalyptic number.

It is an amenable number.

161016 is an abundant number, since it is smaller than the sum of its proper divisors (241584).

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

161016 is a wasteful number, since it uses less digits than its factorization.

161016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6718 (or 6714 counting only the distinct ones).

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

The square root of 161016 is about 401.2679902509. The cubic root of 161016 is about 54.4030203052.

Adding to 161016 its reverse (610161), we get a palindrome (771177).

The spelling of 161016 in words is "one hundred sixty-one thousand, sixteen".