2045171210 has 16 divisors (see below), whose sum is σ = 3875061600. Its totient is φ = 775012176.

The previous prime is 2045171171. The next prime is 2045171231. The reversal of 2045171210 is 121715402.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 5381840 + ... + 5382219.

It is an arithmetic number, because the mean of its divisors is an integer number (242191350).

Almost surely, 2^2045171210 is an apocalyptic number.

2045171210 is a deficient number, since it is larger than the sum of its proper divisors (1829890390).

2045171210 is a wasteful number, since it uses less digits than its factorization.

2045171210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10764085.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 2045171210 is about 45223.5691868742. The cubic root of 2045171210 is about 1269.3358815135.

Adding to 2045171210 its reverse (121715402), we get a palindrome (2166886612).

The spelling of 2045171210 in words is "two billion, forty-five million, one hundred seventy-one thousand, two hundred ten".