10928689 has 2 divisors, whose sum is σ = 10928690. Its totient is φ = 10928688.

The previous prime is 10928677. The next prime is 10928713. The reversal of 10928689 is 98682901.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5798464 + 5130225 = 2408^2 + 2265^2 .

It is an emirp because it is prime and its reverse (98682901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10928689 - 2¹⁵ = 10895921 is a prime.

It is not a weakly prime, because it can be changed into another prime (10928639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5464344 + 5464345.

It is an arithmetic number, because the mean of its divisors is an integer number (5464345).

Almost surely, 2^10928689 is an apocalyptic number.

It is an amenable number.

10928689 is a deficient number, since it is larger than the sum of its proper divisors (1).

10928689 is an equidigital number, since it uses as much as digits as its factorization.

10928689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 10928689 is about 3305.8567724570. The cubic root of 10928689 is about 221.9163781586.

The spelling of 10928689 in words is "ten million, nine hundred twenty-eight thousand, six hundred eighty-nine".