192091 has 2 divisors, whose sum is σ = 192092. Its totient is φ = 192090.

The previous prime is 192053. The next prime is 192097. The reversal of 192091 is 190291.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 192091 - 2⁹ = 191579 is a prime.

It is not a weakly prime, because it can be changed into another prime (192097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96045 + 96046.

It is an arithmetic number, because the mean of its divisors is an integer number (96046).

2¹⁹²⁰⁹¹ is an apocalyptic number.

192091 is a deficient number, since it is larger than the sum of its proper divisors (1).

192091 is an equidigital number, since it uses as much as digits as its factorization.

192091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 192091 is about 438.2818727714. The cubic root of 192091 is about 57.6990955888.

The spelling of 192091 in words is "one hundred ninety-two thousand, ninety-one".