63802117 has 8 divisors (see below), whose sum is σ = 66167640. Its totient is φ = 61447680.

The previous prime is 63802111. The next prime is 63802121. The reversal of 63802117 is 71120836.

63802117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 25921 + 63776196 = 161^2 + 7986^2 .

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 63802117 - 2⁷ = 63801989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63802111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10017 + ... + 15097.

It is an arithmetic number, because the mean of its divisors is an integer number (8270955).

Almost surely, 2^63802117 is an apocalyptic number.

It is an amenable number.

63802117 is a deficient number, since it is larger than the sum of its proper divisors (2365523).

63802117 is a wasteful number, since it uses less digits than its factorization.

63802117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5543.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 63802117 is about 7987.6227377111. The cubic root of 63802117 is about 399.5873181306.

The spelling of 63802117 in words is "sixty-three million, eight hundred two thousand, one hundred seventeen".