63961027 has 8 divisors (see below), whose sum is σ = 69008576. Its totient is φ = 58931712.

The previous prime is 63961019. The next prime is 63961039. The reversal of 63961027 is 72016936.

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 63961027 - 2³ = 63961019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63960983 and 63961001.

It is not an unprimeable number, because it can be changed into a prime (63961727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3238 + ... + 11764.

It is an arithmetic number, because the mean of its divisors is an integer number (8626072).

Almost surely, 2^63961027 is an apocalyptic number.

63961027 is a deficient number, since it is larger than the sum of its proper divisors (5047549).

63961027 is a wasteful number, since it uses less digits than its factorization.

63961027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9117.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 63961027 is about 7997.5638165631. The cubic root of 63961027 is about 399.9187897634.

The spelling of 63961027 in words is "sixty-three million, nine hundred sixty-one thousand, twenty-seven".