11321705 has 4 divisors (see below), whose sum is σ = 13586052. Its totient is φ = 9057360.

The previous prime is 11321693. The next prime is 11321719. The reversal of 11321705 is 50712311.

11321705 is digitally balanced in base 3, 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.

It can be written as a sum of positive squares in 2 ways, for example, as 2128681 + 9193024 = 1459^2 + 3032^2 .

It is not a de Polignac number, because 11321705 - 2¹⁰ = 11320681 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 1132166 + ... + 1132175.

It is an arithmetic number, because the mean of its divisors is an integer number (3396513).

Almost surely, 2^11321705 is an apocalyptic number.

It is an amenable number.

11321705 is a deficient number, since it is larger than the sum of its proper divisors (2264347).

11321705 is an equidigital number, since it uses as much as digits as its factorization.

11321705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264346.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 11321705 is about 3364.7741380366. The cubic root of 11321705 is about 224.5452874314.

The spelling of 11321705 in words is "eleven million, three hundred twenty-one thousand, seven hundred five".