10905589 has 2 divisors, whose sum is σ = 10905590. Its totient is φ = 10905588.

The previous prime is 10905577. The next prime is 10905599. The reversal of 10905589 is 98550901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8803089 + 2102500 = 2967^2 + 1450^2 .

It is an emirp because it is prime and its reverse (98550901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10905589 - 2²³ = 2516981 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10905509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5452794 + 5452795.

It is an arithmetic number, because the mean of its divisors is an integer number (5452795).

Almost surely, 2^10905589 is an apocalyptic number.

It is an amenable number.

10905589 is a deficient number, since it is larger than the sum of its proper divisors (1).

10905589 is an equidigital number, since it uses as much as digits as its factorization.

10905589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 37.

The square root of 10905589 is about 3302.3611250134. The cubic root of 10905589 is about 221.7599127800.

The spelling of 10905589 in words is "ten million, nine hundred five thousand, five hundred eighty-nine".