138541303 has 2 divisors, whose sum is σ = 138541304. Its totient is φ = 138541302.

The previous prime is 138541297. The next prime is 138541307. The reversal of 138541303 is 303145831.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-138541303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138541307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69270651 + 69270652.

It is an arithmetic number, because the mean of its divisors is an integer number (69270652).

Almost surely, 2^138541303 is an apocalyptic number.

138541303 is a deficient number, since it is larger than the sum of its proper divisors (1).

138541303 is an equidigital number, since it uses as much as digits as its factorization.

138541303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 138541303 is about 11770.3569614519. The cubic root of 138541303 is about 517.4397113676.

The spelling of 138541303 in words is "one hundred thirty-eight million, five hundred forty-one thousand, three hundred three".