16622113 has 2 divisors, whose sum is σ = 16622114. Its totient is φ = 16622112.

The previous prime is 16622101. The next prime is 16622117. The reversal of 16622113 is 31122661.

16622113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10804369 + 5817744 = 3287^2 + 2412^2 .

It is a cyclic number.

It is not a de Polignac number, because 16622113 - 2⁹ = 16621601 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (16622117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8311056 + 8311057.

It is an arithmetic number, because the mean of its divisors is an integer number (8311057).

Almost surely, 2^16622113 is an apocalyptic number.

It is an amenable number.

16622113 is a deficient number, since it is larger than the sum of its proper divisors (1).

16622113 is an equidigital number, since it uses as much as digits as its factorization.

16622113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

The square root of 16622113 is about 4077.0225655495. The cubic root of 16622113 is about 255.2086617098.

Adding to 16622113 its reverse (31122661), we get a palindrome (47744774).

The spelling of 16622113 in words is "sixteen million, six hundred twenty-two thousand, one hundred thirteen".