27941 has 2 divisors, whose sum is σ = 27942. Its totient is φ = 27940.

The previous prime is 27919. The next prime is 27943. The reversal of 27941 is 14972.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23716 + 4225 = 154^2 + 65^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27941 is a prime.

Together with 27943, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13970 + 13971.

It is an arithmetic number, because the mean of its divisors is an integer number (13971).

2²⁷⁹⁴¹ is an apocalyptic number.

It is an amenable number.

27941 is a deficient number, since it is larger than the sum of its proper divisors (1).

27941 is an equidigital number, since it uses as much as digits as its factorization.

27941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504, while the sum is 23.

The square root of 27941 is about 167.1556161186. The cubic root of 27941 is about 30.3445462980.

The spelling of 27941 in words is "twenty-seven thousand, nine hundred forty-one".