66707083 has 2 divisors, whose sum is σ = 66707084. Its totient is φ = 66707082.

The previous prime is 66707077. The next prime is 66707089. The reversal of 66707083 is 38070766.

It is a balanced prime because it is at equal distance from previous prime (66707077) and next prime (66707089).

It is a cyclic number.

It is not a de Polignac number, because 66707083 - 2⁹ = 66706571 is a prime.

It is not a weakly prime, because it can be changed into another prime (66707089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33353541 + 33353542.

It is an arithmetic number, because the mean of its divisors is an integer number (33353542).

Almost surely, 2^66707083 is an apocalyptic number.

66707083 is a deficient number, since it is larger than the sum of its proper divisors (1).

66707083 is an equidigital number, since it uses as much as digits as its factorization.

66707083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 66707083 is about 8167.4404191276. The cubic root of 66707083 is about 405.5620565863.

The spelling of 66707083 in words is "sixty-six million, seven hundred seven thousand, eighty-three".