161011162 has 16 divisors (see below), whose sum is σ = 260317512. Its totient is φ = 74249280.

The previous prime is 161011159. The next prime is 161011163. The reversal of 161011162 is 261110161.

It can be written as a sum of positive squares in 4 ways, for example, as 23629321 + 137381841 = 4861^2 + 11721^2 .

It is not an unprimeable number, because it can be changed into a prime (161011163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43488 + ... + 47044.

Almost surely, 2^161011162 is an apocalyptic number.

161011162 is a deficient number, since it is larger than the sum of its proper divisors (99306350).

161011162 is a wasteful number, since it uses less digits than its factorization.

161011162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5313.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 161011162 is about 12689.0173772440. The cubic root of 161011162 is about 544.0247542261.

The spelling of 161011162 in words is "one hundred sixty-one million, eleven thousand, one hundred sixty-two".