91327 has 4 divisors (see below), whose sum is σ = 91936. Its totient is φ = 90720.

The previous prime is 91309. The next prime is 91331. The reversal of 91327 is 72319.

91327 is nontrivially palindromic in base 6.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 72319 = 13 ⋅5563.

It is a cyclic number.

It is not a de Polignac number, because 91327 - 2⁷ = 91199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 91298 and 91307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103 + ... + 439.

It is an arithmetic number, because the mean of its divisors is an integer number (22984).

2⁹¹³²⁷ is an apocalyptic number.

91327 is a deficient number, since it is larger than the sum of its proper divisors (609).

91327 is a wasteful number, since it uses less digits than its factorization.

91327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608.

The product of its digits is 378, while the sum is 22.

The square root of 91327 is about 302.2035737711. The cubic root of 91327 is about 45.0332264894.

The spelling of 91327 in words is "ninety-one thousand, three hundred twenty-seven".