63315355 has 8 divisors (see below), whose sum is σ = 76199472. Its totient is φ = 50504928.

The previous prime is 63315349. The next prime is 63315367. The reversal of 63315355 is 55351336.

It is a happy number.

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 63315355 - 2³ = 63315347 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, 16512 + ... + 19981.

It is an arithmetic number, because the mean of its divisors is an integer number (9524934).

Almost surely, 2^63315355 is an apocalyptic number.

63315355 is a deficient number, since it is larger than the sum of its proper divisors (12884117).

63315355 is a wasteful number, since it uses less digits than its factorization.

63315355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36845.

The product of its digits is 20250, while the sum is 31.

The square root of 63315355 is about 7957.0946330932. The cubic root of 63315355 is about 398.5685396640.

The spelling of 63315355 in words is "sixty-three million, three hundred fifteen thousand, three hundred fifty-five".