161059 has 2 divisors, whose sum is σ = 161060. Its totient is φ = 161058.
The previous prime is 161053. The next prime is 161071. The reversal of 161059 is 950161.
161059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is an emirp because it is prime and its reverse (950161) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 161059 - 215 = 128291 is a prime.
It is not a weakly prime, because it can be changed into another prime (161053) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80529 + 80530.
It is an arithmetic number, because the mean of its divisors is an integer number (80530).
161059 is a Friedman number, since it can be written as 11^5+9-6^0, using all its digits and the basic arithmetic operations.
2161059 is an apocalyptic number.
161059 is a deficient number, since it is larger than the sum of its proper divisors (1).
161059 is an equidigital number, since it uses as much as digits as its factorization.
161059 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 270, while the sum is 22.
The square root of 161059 is about 401.3215668264. The cubic root of 161059 is about 54.4078627260.
The spelling of 161059 in words is "one hundred sixty-one thousand, fifty-nine".
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