66020183 has 2 divisors, whose sum is σ = 66020184. Its totient is φ = 66020182.

The previous prime is 66020161. The next prime is 66020203. The reversal of 66020183 is 38102066.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 66020183 - 2¹⁰ = 66019159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66320183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33010091 + 33010092.

It is an arithmetic number, because the mean of its divisors is an integer number (33010092).

Almost surely, 2^66020183 is an apocalyptic number.

66020183 is a deficient number, since it is larger than the sum of its proper divisors (1).

66020183 is an equidigital number, since it uses as much as digits as its factorization.

66020183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 66020183 is about 8125.2804874663. The cubic root of 66020183 is about 404.1651919787.

The spelling of 66020183 in words is "sixty-six million, twenty thousand, one hundred eighty-three".