71879 has 2 divisors, whose sum is σ = 71880. Its totient is φ = 71878.

The previous prime is 71867. The next prime is 71881. The reversal of 71879 is 97817.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71879 - 2¹² = 67783 is a prime.

Together with 71881, 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 (71809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35939 + 35940.

It is an arithmetic number, because the mean of its divisors is an integer number (35940).

2⁷¹⁸⁷⁹ is an apocalyptic number.

71879 is a deficient number, since it is larger than the sum of its proper divisors (1).

71879 is an equidigital number, since it uses as much as digits as its factorization.

71879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 32.

The square root of 71879 is about 268.1025923038. The cubic root of 71879 is about 41.5783587511.

It can be divided in two parts, 718 and 79, that added together give a palindrome (797).

The spelling of 71879 in words is "seventy-one thousand, eight hundred seventy-nine".