2213166727 has 2 divisors, whose sum is σ = 2213166728. Its totient is φ = 2213166726.

The previous prime is 2213166679. The next prime is 2213166731. The reversal of 2213166727 is 7276613122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2213166727 is a prime.

It is a super-2 number, since 2×2213166727² = 9796213922999785058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2213160727) 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, 1106583363 + 1106583364.

It is an arithmetic number, because the mean of its divisors is an integer number (1106583364).

Almost surely, 2^2213166727 is an apocalyptic number.

2213166727 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213166727 is an equidigital number, since it uses as much as digits as its factorization.

2213166727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 37.

The square root of 2213166727 is about 47044.3059997700. The cubic root of 2213166727 is about 1303.1809139609.

Adding to 2213166727 its reverse (7276613122), we get a palindrome (9489779849).

The spelling of 2213166727 in words is "two billion, two hundred thirteen million, one hundred sixty-six thousand, seven hundred twenty-seven".