2111571152 has 20 divisors (see below), whose sum is σ = 4092228036. Its totient is φ = 1055512320.

The previous prime is 2111571131. The next prime is 2111571179. The reversal of 2111571152 is 2511751112.

It can be written as a sum of positive squares in 2 ways, for example, as 1340731456 + 770839696 = 36616^2 + 27764^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56198 + ... + 85914.

Almost surely, 2^2111571152 is an apocalyptic number.

It is an amenable number.

2111571152 is a deficient number, since it is larger than the sum of its proper divisors (1980656884).

2111571152 is a wasteful number, since it uses less digits than its factorization.

2111571152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34166 (or 34160 counting only the distinct ones).

The product of its digits is 700, while the sum is 26.

The square root of 2111571152 is about 45951.8351320162. The cubic root of 2111571152 is about 1282.9268861779.

The spelling of 2111571152 in words is "two billion, one hundred eleven million, five hundred seventy-one thousand, one hundred fifty-two".