36161 has 2 divisors, whose sum is σ = 36162. Its totient is φ = 36160.

The previous prime is 36151. The next prime is 36187. The reversal of 36161 is 16163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34225 + 1936 = 185^2 + 44^2 .

It is a cyclic number.

It is not a de Polignac number, because 36161 - 2⁶ = 36097 is a prime.

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

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 36161.

It is not a weakly prime, because it can be changed into another prime (36131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18080 + 18081.

It is an arithmetic number, because the mean of its divisors is an integer number (18081).

2³⁶¹⁶¹ is an apocalyptic number.

It is an amenable number.

36161 is a deficient number, since it is larger than the sum of its proper divisors (1).

36161 is an equidigital number, since it uses as much as digits as its factorization.

36161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108, while the sum is 17.

The square root of 36161 is about 190.1604585607. The cubic root of 36161 is about 33.0684224665.

The spelling of 36161 in words is "thirty-six thousand, one hundred sixty-one".