63878327 has 2 divisors, whose sum is σ = 63878328. Its totient is φ = 63878326.

The previous prime is 63878293. The next prime is 63878371. The reversal of 63878327 is 72387836.

It is an a-pointer prime, because the next prime (63878371) can be obtained adding 63878327 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63878327 - 2⁸ = 63878071 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is equal to p_3778298 and since 63878327 and 3778298 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63878827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31939163 + 31939164.

It is an arithmetic number, because the mean of its divisors is an integer number (31939164).

Almost surely, 2^63878327 is an apocalyptic number.

63878327 is a deficient number, since it is larger than the sum of its proper divisors (1).

63878327 is an equidigital number, since it uses as much as digits as its factorization.

63878327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 44.

The square root of 63878327 is about 7992.3918197246. The cubic root of 63878327 is about 399.7463537763.

The spelling of 63878327 in words is "sixty-three million, eight hundred seventy-eight thousand, three hundred twenty-seven".