16534241 has 2 divisors, whose sum is σ = 16534242. Its totient is φ = 16534240.

The previous prime is 16534229. The next prime is 16534249. The reversal of 16534241 is 14243561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12453841 + 4080400 = 3529^2 + 2020^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16534241 is a prime.

It is a super-2 number, since 2×16534241² = 546762250892162, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16534241.

It is not a weakly prime, because it can be changed into another prime (16534249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8267120 + 8267121.

It is an arithmetic number, because the mean of its divisors is an integer number (8267121).

Almost surely, 2^16534241 is an apocalyptic number.

It is an amenable number.

16534241 is a deficient number, since it is larger than the sum of its proper divisors (1).

16534241 is an equidigital number, since it uses as much as digits as its factorization.

16534241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 26.

The square root of 16534241 is about 4066.2317936881. The cubic root of 16534241 is about 254.7581508061.

The spelling of 16534241 in words is "sixteen million, five hundred thirty-four thousand, two hundred forty-one".