161132 has 6 divisors (see below), whose sum is σ = 281988. Its totient is φ = 80564.

The previous prime is 161123. The next prime is 161137. The reversal of 161132 is 231161.

It is not an unprimeable number, because it can be changed into a prime (161137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20138 + ... + 20145.

It is an arithmetic number, because the mean of its divisors is an integer number (46998).

2¹⁶¹¹³² is an apocalyptic number.

It is an amenable number.

161132 is a deficient number, since it is larger than the sum of its proper divisors (120856).

161132 is a wasteful number, since it uses less digits than its factorization.

161132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40287 (or 40285 counting only the distinct ones).

The product of its digits is 36, while the sum is 14.

The square root of 161132 is about 401.4125060334. The cubic root of 161132 is about 54.4160816065.

Adding to 161132 its reverse (231161), we get a palindrome (392293).

The spelling of 161132 in words is "one hundred sixty-one thousand, one hundred thirty-two".