2206513117 has 4 divisors (see below), whose sum is σ = 2206801116. Its totient is φ = 2206225120.

The previous prime is 2206513109. The next prime is 2206513121. The reversal of 2206513117 is 7113156022.

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 456847876 + 1749665241 = 21374^2 + 41829^2 .

It is a cyclic number.

It is not a de Polignac number, because 2206513117 - 2³ = 2206513109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206513157) 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 3 ways as a sum of consecutive naturals, for example, 132184 + ... + 147937.

It is an arithmetic number, because the mean of its divisors is an integer number (551700279).

Almost surely, 2^2206513117 is an apocalyptic number.

It is an amenable number.

2206513117 is a deficient number, since it is larger than the sum of its proper divisors (287999).

2206513117 is an equidigital number, since it uses as much as digits as its factorization.

2206513117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287998.

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

The square root of 2206513117 is about 46973.5363476075. The cubic root of 2206513117 is about 1301.8736526986.

Adding to 2206513117 its reverse (7113156022), we get a palindrome (9319669139).

The spelling of 2206513117 in words is "two billion, two hundred six million, five hundred thirteen thousand, one hundred seventeen".