10985523 has 4 divisors (see below), whose sum is σ = 14647368. Its totient is φ = 7323680.

The previous prime is 10985509. The next prime is 10985531. The reversal of 10985523 is 32558901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10985523 - 2⁹ = 10985011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10985123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1830918 + ... + 1830923.

It is an arithmetic number, because the mean of its divisors is an integer number (3661842).

Almost surely, 2^10985523 is an apocalyptic number.

10985523 is a deficient number, since it is larger than the sum of its proper divisors (3661845).

10985523 is an equidigital number, since it uses as much as digits as its factorization.

10985523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3661844.

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 10985523 is about 3314.4415819260. The cubic root of 10985523 is about 222.3004008914.

The spelling of 10985523 in words is "ten million, nine hundred eighty-five thousand, five hundred twenty-three".