189127 has 2 divisors, whose sum is σ = 189128. Its totient is φ = 189126.

The previous prime is 189067. The next prime is 189139. The reversal of 189127 is 721981.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 189127 - 2⁷ = 188999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 189095 and 189104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189187) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94563 + 94564.

It is an arithmetic number, because the mean of its divisors is an integer number (94564).

2¹⁸⁹¹²⁷ is an apocalyptic number.

189127 is a deficient number, since it is larger than the sum of its proper divisors (1).

189127 is an equidigital number, since it uses as much as digits as its factorization.

189127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 28.

The square root of 189127 is about 434.8873417335. The cubic root of 189127 is about 57.4007866930.

The spelling of 189127 in words is "one hundred eighty-nine thousand, one hundred twenty-seven".