16534201 has 2 divisors, whose sum is σ = 16534202. Its totient is φ = 16534200.

The previous prime is 16534187. The next prime is 16534207. The reversal of 16534201 is 10243561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11799225 + 4734976 = 3435^2 + 2176^2 .

It is a cyclic number.

It is not a de Polignac number, because 16534201 - 2⁹ = 16533689 is a prime.

It is not a weakly prime, because it can be changed into another prime (16534207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8267100 + 8267101.

It is an arithmetic number, because the mean of its divisors is an integer number (8267101).

Almost surely, 2^16534201 is an apocalyptic number.

It is an amenable number.

16534201 is a deficient number, since it is larger than the sum of its proper divisors (1).

16534201 is an equidigital number, since it uses as much as digits as its factorization.

16534201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 16534201 is about 4066.2268751264. The cubic root of 16534201 is about 254.7579453671.

Adding to 16534201 its reverse (10243561), we get a palindrome (26777762).

The spelling of 16534201 in words is "sixteen million, five hundred thirty-four thousand, two hundred one".