27838103 has 2 divisors, whose sum is σ = 27838104. Its totient is φ = 27838102.

The previous prime is 27838087. The next prime is 27838121. The reversal of 27838103 is 30183872.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27838103 - 2⁴ = 27838087 is a prime.

It is a Chen prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 27838103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27838133) 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, 13919051 + 13919052.

It is an arithmetic number, because the mean of its divisors is an integer number (13919052).

Almost surely, 2^27838103 is an apocalyptic number.

27838103 is a deficient number, since it is larger than the sum of its proper divisors (1).

27838103 is an equidigital number, since it uses as much as digits as its factorization.

27838103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 27838103 is about 5276.1826162482. The cubic root of 27838103 is about 303.0725100312.

The spelling of 27838103 in words is "twenty-seven million, eight hundred thirty-eight thousand, one hundred three".