103878563 has 2 divisors, whose sum is σ = 103878564. Its totient is φ = 103878562.

The previous prime is 103878521. The next prime is 103878571. The reversal of 103878563 is 365878301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103878563 - 2¹⁰ = 103877539 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 103878563.

It is not a weakly prime, because it can be changed into another prime (103878503) 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 as a sum of consecutive naturals, namely, 51939281 + 51939282.

It is an arithmetic number, because the mean of its divisors is an integer number (51939282).

Almost surely, 2^103878563 is an apocalyptic number.

103878563 is a deficient number, since it is larger than the sum of its proper divisors (1).

103878563 is an equidigital number, since it uses as much as digits as its factorization.

103878563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 103878563 is about 10192.0833493452. The cubic root of 103878563 is about 470.0838284157.

The spelling of 103878563 in words is "one hundred three million, eight hundred seventy-eight thousand, five hundred sixty-three".