66023063 has 2 divisors, whose sum is σ = 66023064. Its totient is φ = 66023062.

The previous prime is 66023057. The next prime is 66023093. The reversal of 66023063 is 36032066.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66023063 - 2⁴ = 66023047 is a prime.

It is a super-3 number, since 3×66023063³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66023003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33011531 + 33011532.

It is an arithmetic number, because the mean of its divisors is an integer number (33011532).

Almost surely, 2^66023063 is an apocalyptic number.

66023063 is a deficient number, since it is larger than the sum of its proper divisors (1).

66023063 is an equidigital number, since it uses as much as digits as its factorization.

66023063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 66023063 is about 8125.4577101847. The cubic root of 66023063 is about 404.1710688624.

The spelling of 66023063 in words is "sixty-six million, twenty-three thousand, sixty-three".