63630115 has 4 divisors (see below), whose sum is σ = 76356144. Its totient is φ = 50904088.

The previous prime is 63630113. The next prime is 63630139. The reversal of 63630115 is 51103636.

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 63630115 - 2¹ = 63630113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63630115.

It is not an unprimeable number, because it can be changed into a prime (63630113) 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, 6363007 + ... + 6363016.

It is an arithmetic number, because the mean of its divisors is an integer number (19089036).

Almost surely, 2^63630115 is an apocalyptic number.

63630115 is a deficient number, since it is larger than the sum of its proper divisors (12726029).

63630115 is a wasteful number, since it uses less digits than its factorization.

63630115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12726028.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 63630115 is about 7976.8486885486. The cubic root of 63630115 is about 399.2279169282.

The spelling of 63630115 in words is "sixty-three million, six hundred thirty thousand, one hundred fifteen".