10871689 has 2 divisors, whose sum is σ = 10871690. Its totient is φ = 10871688.

The previous prime is 10871681. The next prime is 10871717. The reversal of 10871689 is 98617801.

10871689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8311689 + 2560000 = 2883^2 + 1600^2 .

It is a cyclic number.

It is not a de Polignac number, because 10871689 - 2³ = 10871681 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10871681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5435844 + 5435845.

It is an arithmetic number, because the mean of its divisors is an integer number (5435845).

Almost surely, 2^10871689 is an apocalyptic number.

It is an amenable number.

10871689 is a deficient number, since it is larger than the sum of its proper divisors (1).

10871689 is an equidigital number, since it uses as much as digits as its factorization.

10871689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 40.

The square root of 10871689 is about 3297.2244388273. The cubic root of 10871689 is about 221.5298942067.

The spelling of 10871689 in words is "ten million, eight hundred seventy-one thousand, six hundred eighty-nine".