63315305 has 8 divisors (see below), whose sum is σ = 76894272. Its totient is φ = 50041648.

The previous prime is 63315289. The next prime is 63315311. The reversal of 63315305 is 50351336.

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 63315305 - 2⁴ = 63315289 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75869 + ... + 76698.

It is an arithmetic number, because the mean of its divisors is an integer number (9611784).

Almost surely, 2^63315305 is an apocalyptic number.

It is an amenable number.

63315305 is a deficient number, since it is larger than the sum of its proper divisors (13578967).

63315305 is a wasteful number, since it uses less digits than its factorization.

63315305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152655.

The product of its (nonzero) digits is 4050, while the sum is 26.

The square root of 63315305 is about 7957.0914912423. The cubic root of 63315305 is about 398.5684347478.

The spelling of 63315305 in words is "sixty-three million, three hundred fifteen thousand, three hundred five".