2271570913 has 2 divisors, whose sum is σ = 2271570914. Its totient is φ = 2271570912.

The previous prime is 2271570883. The next prime is 2271570967. The reversal of 2271570913 is 3190751722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1945515664 + 326055249 = 44108^2 + 18057^2 .

It is a cyclic number.

It is not a de Polignac number, because 2271570913 - 2²⁵ = 2238016481 is a prime.

It is not a weakly prime, because it can be changed into another prime (2271570313) 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, 1135785456 + 1135785457.

It is an arithmetic number, because the mean of its divisors is an integer number (1135785457).

Almost surely, 2^2271570913 is an apocalyptic number.

It is an amenable number.

2271570913 is a deficient number, since it is larger than the sum of its proper divisors (1).

2271570913 is an equidigital number, since it uses as much as digits as its factorization.

2271570913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 2271570913 is about 47660.9999160739. Note that the first 4 decimals coincide. The cubic root of 2271570913 is about 1314.5449254460.

The spelling of 2271570913 in words is "two billion, two hundred seventy-one million, five hundred seventy thousand, nine hundred thirteen".