16052161 has 2 divisors, whose sum is σ = 16052162. Its totient is φ = 16052160.

The previous prime is 16052149. The next prime is 16052219. The reversal of 16052161 is 16125061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15555136 + 497025 = 3944^2 + 705^2 .

It is a cyclic number.

It is not a de Polignac number, because 16052161 - 2⁹ = 16051649 is a prime.

It is not a weakly prime, because it can be changed into another prime (16052111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8026080 + 8026081.

It is an arithmetic number, because the mean of its divisors is an integer number (8026081).

Almost surely, 2^16052161 is an apocalyptic number.

It is an amenable number.

16052161 is a deficient number, since it is larger than the sum of its proper divisors (1).

16052161 is an equidigital number, since it uses as much as digits as its factorization.

16052161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 16052161 is about 4006.5148196406. The cubic root of 16052161 is about 252.2577410424.

Subtracting 16052161 from its reverse (16125061), we obtain a square (72900 = 270²).

The spelling of 16052161 in words is "sixteen million, fifty-two thousand, one hundred sixty-one".