67061 has 2 divisors, whose sum is σ = 67062. Its totient is φ = 67060.

The previous prime is 67057. The next prime is 67073. The reversal of 67061 is 16076.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52900 + 14161 = 230^2 + 119^2 .

It is a cyclic number.

It is not a de Polignac number, because 67061 - 2² = 67057 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33530 + 33531.

It is an arithmetic number, because the mean of its divisors is an integer number (33531).

2⁶⁷⁰⁶¹ is an apocalyptic number.

It is an amenable number.

67061 is a deficient number, since it is larger than the sum of its proper divisors (1).

67061 is an equidigital number, since it uses as much as digits as its factorization.

67061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 67061 is about 258.9613870831. The cubic root of 67061 is about 40.6278033568.

Adding to 67061 its sum of digits (20), we get a square (67081 = 259²).

The spelling of 67061 in words is "sixty-seven thousand, sixty-one".