63805113 has 12 divisors (see below), whose sum is σ = 92551680. Its totient is φ = 42357336.

The previous prime is 63805109. The next prime is 63805117. The reversal of 63805113 is 31150836.

It is an interprime number because it is at equal distance from previous prime (63805109) and next prime (63805117).

It is not a de Polignac number, because 63805113 - 2² = 63805109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63805117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12681 + ... + 16982.

It is an arithmetic number, because the mean of its divisors is an integer number (7712640).

Almost surely, 2^63805113 is an apocalyptic number.

It is an amenable number.

63805113 is a deficient number, since it is larger than the sum of its proper divisors (28746567).

63805113 is a wasteful number, since it uses less digits than its factorization.

63805113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29908 (or 29905 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 63805113 is about 7987.8102756638. The cubic root of 63805113 is about 399.5935725984.

Adding to 63805113 its reverse (31150836), we get a palindrome (94955949).

The spelling of 63805113 in words is "sixty-three million, eight hundred five thousand, one hundred thirteen".