10853909 has 4 divisors (see below), whose sum is σ = 11840640. Its totient is φ = 9867180.

The previous prime is 10853903. The next prime is 10853911. The reversal of 10853909 is 90935801.

10853909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 90935801 = 11 ⋅8266891.

It is a cyclic number.

It is not a de Polignac number, because 10853909 - 2⁸ = 10853653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10853903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493349 + ... + 493370.

It is an arithmetic number, because the mean of its divisors is an integer number (2960160).

Almost surely, 2^10853909 is an apocalyptic number.

It is an amenable number.

10853909 is a deficient number, since it is larger than the sum of its proper divisors (986731).

10853909 is an equidigital number, since it uses as much as digits as its factorization.

10853909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986730.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 10853909 is about 3294.5271284359. The cubic root of 10853909 is about 221.4090619945.

It can be divided in two parts, 1085 and 3909, that added together give a palindrome (4994).

The spelling of 10853909 in words is "ten million, eight hundred fifty-three thousand, nine hundred nine".