192161 has 2 divisors, whose sum is σ = 192162. Its totient is φ = 192160.

The previous prime is 192149. The next prime is 192173. The reversal of 192161 is 161291.

It is a balanced prime because it is at equal distance from previous prime (192149) and next prime (192173).

It can be written as a sum of positive squares in only one way, i.e., 185761 + 6400 = 431^2 + 80^2 .

It is a cyclic number.

It is not a de Polignac number, because 192161 - 2⁶ = 192097 is a prime.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 192161.

It is not a weakly prime, because it can be changed into another prime (192121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96080 + 96081.

It is an arithmetic number, because the mean of its divisors is an integer number (96081).

2¹⁹²¹⁶¹ is an apocalyptic number.

It is an amenable number.

192161 is a deficient number, since it is larger than the sum of its proper divisors (1).

192161 is an equidigital number, since it uses as much as digits as its factorization.

192161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108, while the sum is 20.

The square root of 192161 is about 438.3617227815. The cubic root of 192161 is about 57.7061034586.

It can be divided in two parts, 192 and 161, that added together give a palindrome (353).

The spelling of 192161 in words is "one hundred ninety-two thousand, one hundred sixty-one".