63563313 has 8 divisors (see below), whose sum is σ = 92455776. Its totient is φ = 38523200.

The previous prime is 63563293. The next prime is 63563327. The reversal of 63563313 is 31336536.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63563313 - 2⁹ = 63562801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63563333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 963048 + ... + 963113.

It is an arithmetic number, because the mean of its divisors is an integer number (11556972).

Almost surely, 2^63563313 is an apocalyptic number.

It is an amenable number.

63563313 is a deficient number, since it is larger than the sum of its proper divisors (28892463).

63563313 is a wasteful number, since it uses less digits than its factorization.

63563313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926175.

The product of its digits is 14580, while the sum is 30.

The square root of 63563313 is about 7972.6603464590. The cubic root of 63563313 is about 399.0881583582.

Adding to 63563313 its reverse (31336536), we get a palindrome (94899849).

It can be divided in two parts, 6356 and 3313, that added together give a palindrome (9669).

The spelling of 63563313 in words is "sixty-three million, five hundred sixty-three thousand, three hundred thirteen".