66060583 has 2 divisors, whose sum is σ = 66060584. Its totient is φ = 66060582.

The previous prime is 66060563. The next prime is 66060611. The reversal of 66060583 is 38506066.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66060583 - 2⁵ = 66060551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66060563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33030291 + 33030292.

It is an arithmetic number, because the mean of its divisors is an integer number (33030292).

Almost surely, 2^66060583 is an apocalyptic number.

66060583 is a deficient number, since it is larger than the sum of its proper divisors (1).

66060583 is an equidigital number, since it uses as much as digits as its factorization.

66060583 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 66060583 is about 8127.7661752784. The cubic root of 66060583 is about 404.2476159867.

The spelling of 66060583 in words is "sixty-six million, sixty thousand, five hundred eighty-three".