138794303 has 2 divisors, whose sum is σ = 138794304. Its totient is φ = 138794302.

The previous prime is 138794291. The next prime is 138794309. The reversal of 138794303 is 303497831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 138794303 - 2⁴ = 138794287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138794309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69397151 + 69397152.

It is an arithmetic number, because the mean of its divisors is an integer number (69397152).

Almost surely, 2^138794303 is an apocalyptic number.

138794303 is a deficient number, since it is larger than the sum of its proper divisors (1).

138794303 is an equidigital number, since it uses as much as digits as its factorization.

138794303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 138794303 is about 11781.0993969154. The cubic root of 138794303 is about 517.7544974892.

The spelling of 138794303 in words is "one hundred thirty-eight million, seven hundred ninety-four thousand, three hundred three".