2065171106 has 4 divisors (see below), whose sum is σ = 3097756662. Its totient is φ = 1032585552.

The previous prime is 2065171099. The next prime is 2065171133. The reversal of 2065171106 is 6011715602.

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

It can be written as a sum of positive squares in only one way, i.e., 1944369025 + 120802081 = 44095^2 + 10991^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516292775 + ... + 516292778.

Almost surely, 2^2065171106 is an apocalyptic number.

2065171106 is a deficient number, since it is larger than the sum of its proper divisors (1032585556).

2065171106 is a wasteful number, since it uses less digits than its factorization.

2065171106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032585555.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 2065171106 is about 45444.1537053998. The cubic root of 2065171106 is about 1273.4601132108.

Adding to 2065171106 its reverse (6011715602), we get a palindrome (8076886708).

The spelling of 2065171106 in words is "two billion, sixty-five million, one hundred seventy-one thousand, one hundred six".