2095171489 has 2 divisors, whose sum is σ = 2095171490. Its totient is φ = 2095171488.

The previous prime is 2095171433. The next prime is 2095171493. The reversal of 2095171489 is 9841715902.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1846163089 + 249008400 = 42967^2 + 15780^2 .

It is a cyclic number.

It is not a de Polignac number, because 2095171489 - 2²⁵ = 2061617057 is a prime.

It is not a weakly prime, because it can be changed into another prime (2095171289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1047585744 + 1047585745.

It is an arithmetic number, because the mean of its divisors is an integer number (1047585745).

Almost surely, 2^2095171489 is an apocalyptic number.

It is an amenable number.

2095171489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2095171489 is an equidigital number, since it uses as much as digits as its factorization.

2095171489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 46.

The square root of 2095171489 is about 45773.0432569214. The cubic root of 2095171489 is about 1279.5969370972.

The spelling of 2095171489 in words is "two billion, ninety-five million, one hundred seventy-one thousand, four hundred eighty-nine".