38791939103 has 2 divisors, whose sum is σ = 38791939104. Its totient is φ = 38791939102.

The previous prime is 38791939099. The next prime is 38791939111. The reversal of 38791939103 is 30193919783.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38791939103 - 2² = 38791939099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38721939103) 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, 19395969551 + 19395969552.

It is an arithmetic number, because the mean of its divisors is an integer number (19395969552).

Almost surely, 2^38791939103 is an apocalyptic number.

38791939103 is a deficient number, since it is larger than the sum of its proper divisors (1).

38791939103 is an equidigital number, since it uses as much as digits as its factorization.

38791939103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1102248, while the sum is 53.

The spelling of 38791939103 in words is "thirty-eight billion, seven hundred ninety-one million, nine hundred thirty-nine thousand, one hundred three".