138300103 has 2 divisors, whose sum is σ = 138300104. Its totient is φ = 138300102.

The previous prime is 138300091. The next prime is 138300137. The reversal of 138300103 is 301003831.

138300103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-138300103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138300193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69150051 + 69150052.

It is an arithmetic number, because the mean of its divisors is an integer number (69150052).

Almost surely, 2^138300103 is an apocalyptic number.

138300103 is a deficient number, since it is larger than the sum of its proper divisors (1).

138300103 is an equidigital number, since it uses as much as digits as its factorization.

138300103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 138300103 is about 11760.1064195865. The cubic root of 138300103 is about 517.1392499287.

Adding to 138300103 its reverse (301003831), we get a palindrome (439303934).

The spelling of 138300103 in words is "one hundred thirty-eight million, three hundred thousand, one hundred three".