16053217 has 2 divisors, whose sum is σ = 16053218. Its totient is φ = 16053216.

The previous prime is 16053199. The next prime is 16053221. The reversal of 16053217 is 71235061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15374241 + 678976 = 3921^2 + 824^2 .

It is a cyclic number.

It is not a de Polignac number, because 16053217 - 2¹⁵ = 16020449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16053191 and 16053200.

It is not a weakly prime, because it can be changed into another prime (16053277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8026608 + 8026609.

It is an arithmetic number, because the mean of its divisors is an integer number (8026609).

Almost surely, 2^16053217 is an apocalyptic number.

It is an amenable number.

16053217 is a deficient number, since it is larger than the sum of its proper divisors (1).

16053217 is an equidigital number, since it uses as much as digits as its factorization.

16053217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 16053217 is about 4006.6466028338. The cubic root of 16053217 is about 252.2632725579.

Adding to 16053217 its reverse (71235061), we get a palindrome (87288278).

The spelling of 16053217 in words is "sixteen million, fifty-three thousand, two hundred seventeen".