161152 has 16 divisors (see below), whose sum is σ = 321300. Its totient is φ = 80512.

The previous prime is 161149. The next prime is 161159. The reversal of 161152 is 251161.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502 + ... + 757.

2¹⁶¹¹⁵² is an apocalyptic number.

It is an amenable number.

161152 is a deficient number, since it is larger than the sum of its proper divisors (160148).

161152 is an equidigital number, since it uses as much as digits as its factorization.

161152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273 (or 1261 counting only the distinct ones).

The product of its digits is 60, while the sum is 16.

The square root of 161152 is about 401.4374172894. The cubic root of 161152 is about 54.4183329214.

Subtracting 161152 from its reverse (251161), we obtain a palindrome (90009).

It can be divided in two parts, 161 and 152, that added together give a palindrome (313).

The spelling of 161152 in words is "one hundred sixty-one thousand, one hundred fifty-two".