2095172911 has 4 divisors (see below), whose sum is σ = 2256340072. Its totient is φ = 1934005752.

The previous prime is 2095172899. The next prime is 2095172951. The reversal of 2095172911 is 1192715902.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2095172911 - 2²⁹ = 1558301999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2095172951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80583561 + ... + 80583586.

It is an arithmetic number, because the mean of its divisors is an integer number (564085018).

Almost surely, 2^2095172911 is an apocalyptic number.

2095172911 is a deficient number, since it is larger than the sum of its proper divisors (161167161).

2095172911 is a wasteful number, since it uses less digits than its factorization.

2095172911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161167160.

The product of its (nonzero) digits is 11340, while the sum is 37.

The square root of 2095172911 is about 45773.0587900787. The cubic root of 2095172911 is about 1279.5972265861.

The spelling of 2095172911 in words is "two billion, ninety-five million, one hundred seventy-two thousand, nine hundred eleven".