2113052617 has 4 divisors (see below), whose sum is σ = 2275595140. Its totient is φ = 1950510096.

The previous prime is 2113052569. The next prime is 2113052639. The reversal of 2113052617 is 7162503112.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1260179001 + 852873616 = 35499^2 + 29204^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113052617 - 2²⁷ = 1978834889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2113052687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81271242 + ... + 81271267.

It is an arithmetic number, because the mean of its divisors is an integer number (568898785).

Almost surely, 2^2113052617 is an apocalyptic number.

It is an amenable number.

2113052617 is a deficient number, since it is larger than the sum of its proper divisors (162542523).

2113052617 is a wasteful number, since it uses less digits than its factorization.

2113052617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162542522.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 2113052617 is about 45967.9520644546. The cubic root of 2113052617 is about 1283.2268471754.

Adding to 2113052617 its reverse (7162503112), we get a palindrome (9275555729).

The spelling of 2113052617 in words is "two billion, one hundred thirteen million, fifty-two thousand, six hundred seventeen".