11321173 has 4 divisors (see below), whose sum is σ = 11506828. Its totient is φ = 11135520.

The previous prime is 11321159. The next prime is 11321183. The reversal of 11321173 is 37112311.

11321173 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 1036324 + 10284849 = 1018^2 + 3207^2 .

It is a cyclic number.

It is not a de Polignac number, because 11321173 - 2¹³ = 11312981 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11321173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321153) 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, 92736 + ... + 92857.

It is an arithmetic number, because the mean of its divisors is an integer number (2876707).

Almost surely, 2^11321173 is an apocalyptic number.

It is an amenable number.

11321173 is a deficient number, since it is larger than the sum of its proper divisors (185655).

11321173 is an equidigital number, since it uses as much as digits as its factorization.

11321173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185654.

The product of its digits is 126, while the sum is 19.

The square root of 11321173 is about 3364.6950827675. The cubic root of 11321173 is about 224.5417702943.

Adding to 11321173 its reverse (37112311), we get a palindrome (48433484).

The spelling of 11321173 in words is "eleven million, three hundred twenty-one thousand, one hundred seventy-three".