71339 has 2 divisors, whose sum is σ = 71340. Its totient is φ = 71338.

The previous prime is 71333. The next prime is 71341. The reversal of 71339 is 93317.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71339 is a prime.

Together with 71341, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (71333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35669 + 35670.

It is an arithmetic number, because the mean of its divisors is an integer number (35670).

2⁷¹³³⁹ is an apocalyptic number.

71339 is a deficient number, since it is larger than the sum of its proper divisors (1).

71339 is an equidigital number, since it uses as much as digits as its factorization.

71339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 567, while the sum is 23.

The square root of 71339 is about 267.0936165467. The cubic root of 71339 is about 41.4739760392.

The spelling of 71339 in words is "seventy-one thousand, three hundred thirty-nine".