2271165313 has 8 divisors (see below), whose sum is σ = 2294346600. Its totient is φ = 2248080000.

The previous prime is 2271165301. The next prime is 2271165319. The reversal of 2271165313 is 3135611722.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 733976464 + 1537188849 = 27092^2 + 39207^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2271165313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2271165319) 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 in 7 ways as a sum of consecutive naturals, for example, 24063 + ... + 71563.

It is an arithmetic number, because the mean of its divisors is an integer number (286793325).

Almost surely, 2^2271165313 is an apocalyptic number.

It is an amenable number.

2271165313 is a deficient number, since it is larger than the sum of its proper divisors (23181287).

2271165313 is a wasteful number, since it uses less digits than its factorization.

2271165313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47987.

The product of its digits is 7560, while the sum is 31.

The square root of 2271165313 is about 47656.7446748097. The cubic root of 2271165313 is about 1314.4666813322.

The spelling of 2271165313 in words is "two billion, two hundred seventy-one million, one hundred sixty-five thousand, three hundred thirteen".