58391 has 2 divisors, whose sum is σ = 58392. Its totient is φ = 58390.

The previous prime is 58379. The next prime is 58393. The reversal of 58391 is 19385.

58391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 58391 - 2¹⁰ = 57367 is a prime.

Together with 58393, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 58391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29195 + 29196.

It is an arithmetic number, because the mean of its divisors is an integer number (29196).

2⁵⁸³⁹¹ is an apocalyptic number.

58391 is a deficient number, since it is larger than the sum of its proper divisors (1).

58391 is an equidigital number, since it uses as much as digits as its factorization.

58391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 26.

The square root of 58391 is about 241.6422976219. The cubic root of 58391 is about 38.7955551645.

The spelling of 58391 in words is "fifty-eight thousand, three hundred ninety-one".