66600283 has 2 divisors, whose sum is σ = 66600284. Its totient is φ = 66600282.

The previous prime is 66600241. The next prime is 66600293. The reversal of 66600283 is 38200666.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66600283 is a prime.

It is not a weakly prime, because it can be changed into another prime (66600223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33300141 + 33300142.

It is an arithmetic number, because the mean of its divisors is an integer number (33300142).

Almost surely, 2^66600283 is an apocalyptic number.

66600283 is a deficient number, since it is larger than the sum of its proper divisors (1).

66600283 is an equidigital number, since it uses as much as digits as its factorization.

66600283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 66600283 is about 8160.8996440344. The cubic root of 66600283 is about 405.3455020519.

The spelling of 66600283 in words is "sixty-six million, six hundred thousand, two hundred eighty-three".