11605073 has 4 divisors (see below), whose sum is σ = 11664180. Its totient is φ = 11545968.

The previous prime is 11605063. The next prime is 11605079. The reversal of 11605073 is 37050611.

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 5414929 + 6190144 = 2327^2 + 2488^2 .

It is a cyclic number.

It is not a de Polignac number, because 11605073 - 2⁴ = 11605057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11605079) 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, 29258 + ... + 29651.

It is an arithmetic number, because the mean of its divisors is an integer number (2916045).

Almost surely, 2^11605073 is an apocalyptic number.

It is an amenable number.

11605073 is a deficient number, since it is larger than the sum of its proper divisors (59107).

11605073 is an equidigital number, since it uses as much as digits as its factorization.

11605073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59106.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 11605073 is about 3406.6219338224. The cubic root of 11605073 is about 226.4032337000.

Adding to 11605073 its reverse (37050611), we get a palindrome (48655684).

The spelling of 11605073 in words is "eleven million, six hundred five thousand, seventy-three".