66067 has 2 divisors, whose sum is σ = 66068. Its totient is φ = 66066.

The previous prime is 66047. The next prime is 66071. The reversal of 66067 is 76066.

Subtracting 66067 from its reverse (76066), we obtain a palindrome (9999).

It can be divided in two parts, 660 and 67, that added together give a palindrome (727).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 66067 - 2^{11} = 64019 is a prime.

It is a pancake number, because a pancake can be divided into 66067 parts by 363 straight cuts.

It is an inconsummate number, since it does not exist a number *n* which divided by its sum of digits gives 66067.

It is not a weakly prime, because it can be changed into another prime (66037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33033 + 33034.

It is an arithmetic number, because the mean of its divisors is an integer number (33034).

2^{66067} is an apocalyptic number.

66067 is a deficient number, since it is larger than the sum of its proper divisors (1).

66067 is an equidigital number, since it uses as much as digits as its factorization.

66067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 66067 is about 257.0350170697. The cubic root of 66067 is about 40.4260704846.

The spelling of 66067 in words is "sixty-six thousand, sixty-seven".

• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.047 sec. • engine limits •