10689853 has 2 divisors, whose sum is σ = 10689854. Its totient is φ = 10689852.

The previous prime is 10689841. The next prime is 10689859. The reversal of 10689853 is 35898601.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10484644 + 205209 = 3238^2 + 453^2 .

It is an emirp because it is prime and its reverse (35898601) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10689853 is a prime.

It is a super-2 number, since 2×10689853² = 228545914323218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10689859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5344926 + 5344927.

It is an arithmetic number, because the mean of its divisors is an integer number (5344927).

Almost surely, 2^10689853 is an apocalyptic number.

It is an amenable number.

10689853 is a deficient number, since it is larger than the sum of its proper divisors (1).

10689853 is an equidigital number, since it uses as much as digits as its factorization.

10689853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 10689853 is about 3269.5340646643. The cubic root of 10689853 is about 220.2878669674.

The spelling of 10689853 in words is "ten million, six hundred eighty-nine thousand, eight hundred fifty-three".