66341063 has 4 divisors (see below), whose sum is σ = 66357360. Its totient is φ = 66324768.

The previous prime is 66341029. The next prime is 66341069. The reversal of 66341063 is 36014366.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 66341063 - 2⁶ = 66340999 is a prime.

It is a super-2 number, since 2×66341063² = 8802273279939938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66341069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3743 + ... + 12111.

It is an arithmetic number, because the mean of its divisors is an integer number (16589340).

Almost surely, 2^66341063 is an apocalyptic number.

66341063 is a deficient number, since it is larger than the sum of its proper divisors (16297).

66341063 is an equidigital number, since it uses as much as digits as its factorization.

66341063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16296.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 66341063 is about 8145.0023327191. The cubic root of 66341063 is about 404.8189263200.

The spelling of 66341063 in words is "sixty-six million, three hundred forty-one thousand, sixty-three".