16082861 has 2 divisors, whose sum is σ = 16082862. Its totient is φ = 16082860.

The previous prime is 16082839. The next prime is 16082917. The reversal of 16082861 is 16828061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13213225 + 2869636 = 3635^2 + 1694^2 .

It is a cyclic number.

It is not a de Polignac number, because 16082861 - 2¹⁰ = 16081837 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16082461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8041430 + 8041431.

It is an arithmetic number, because the mean of its divisors is an integer number (8041431).

Almost surely, 2^16082861 is an apocalyptic number.

It is an amenable number.

16082861 is a deficient number, since it is larger than the sum of its proper divisors (1).

16082861 is an equidigital number, since it uses as much as digits as its factorization.

16082861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 16082861 is about 4010.3442495626. The cubic root of 16082861 is about 252.4184542084.

The spelling of 16082861 in words is "sixteen million, eighty-two thousand, eight hundred sixty-one".