1338835271 has 2 divisors, whose sum is σ = 1338835272. Its totient is φ = 1338835270.

The previous prime is 1338835243. The next prime is 1338835273. The reversal of 1338835271 is 1725388331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1338835271 - 2⁶ = 1338835207 is a prime.

Together with 1338835273, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1338835273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 669417635 + 669417636.

It is an arithmetic number, because the mean of its divisors is an integer number (669417636).

Almost surely, 2^1338835271 is an apocalyptic number.

1338835271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1338835271 is an equidigital number, since it uses as much as digits as its factorization.

1338835271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 1338835271 is about 36590.0979911232. The cubic root of 1338835271 is about 1102.1542551823.

The spelling of 1338835271 in words is "one billion, three hundred thirty-eight million, eight hundred thirty-five thousand, two hundred seventy-one".