84061 has 2 divisors, whose sum is σ = 84062. Its totient is φ = 84060.

The previous prime is 84059. The next prime is 84067. The reversal of 84061 is 16048.

84061 is nontrivially palindromic in base 15.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47961 + 36100 = 219^2 + 190^2 .

It is a cyclic number.

It is not a de Polignac number, because 84061 - 2¹ = 84059 is a prime.

Together with 84059, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42030 + 42031.

It is an arithmetic number, because the mean of its divisors is an integer number (42031).

2⁸⁴⁰⁶¹ is an apocalyptic number.

It is an amenable number.

84061 is a deficient number, since it is larger than the sum of its proper divisors (1).

84061 is an equidigital number, since it uses as much as digits as its factorization.

84061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 84061 is about 289.9327508234. The cubic root of 84061 is about 43.8057900507.

The spelling of 84061 in words is "eighty-four thousand, sixty-one".