63678103 has 2 divisors, whose sum is σ = 63678104. Its totient is φ = 63678102.

The previous prime is 63678079. The next prime is 63678137. The reversal of 63678103 is 30187636.

It is an a-pointer prime, because the next prime (63678137) can be obtained adding 63678103 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63678103 - 2⁵ = 63678071 is a prime.

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

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63678143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31839051 + 31839052.

It is an arithmetic number, because the mean of its divisors is an integer number (31839052).

Almost surely, 2^63678103 is an apocalyptic number.

63678103 is a deficient number, since it is larger than the sum of its proper divisors (1).

63678103 is an equidigital number, since it uses as much as digits as its factorization.

63678103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 63678103 is about 7979.8560763964. The cubic root of 63678103 is about 399.3282537740.

The spelling of 63678103 in words is "sixty-three million, six hundred seventy-eight thousand, one hundred three".