63041663 has 4 divisors (see below), whose sum is σ = 63171600. Its totient is φ = 62911728.

The previous prime is 63041647. The next prime is 63041687. The reversal of 63041663 is 36614036.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63041663 - 2⁴ = 63041647 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63041603) 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, 64238 + ... + 65211.

It is an arithmetic number, because the mean of its divisors is an integer number (15792900).

Almost surely, 2^63041663 is an apocalyptic number.

63041663 is a deficient number, since it is larger than the sum of its proper divisors (129937).

63041663 is a wasteful number, since it uses less digits than its factorization.

63041663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129936.

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

The square root of 63041663 is about 7939.8780217331. The cubic root of 63041663 is about 397.9934154614.

Adding to 63041663 its reverse (36614036), we get a palindrome (99655699).

The spelling of 63041663 in words is "sixty-three million, forty-one thousand, six hundred sixty-three".