11673311 has 4 divisors (see below), whose sum is σ = 12571272. Its totient is φ = 10775352.

The previous prime is 11673289. The next prime is 11673313. The reversal of 11673311 is 11337611.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11673311 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 (11673313) 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, 448961 + ... + 448986.

It is an arithmetic number, because the mean of its divisors is an integer number (3142818).

Almost surely, 2^11673311 is an apocalyptic number.

11673311 is a deficient number, since it is larger than the sum of its proper divisors (897961).

11673311 is an equidigital number, since it uses as much as digits as its factorization.

11673311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897960.

The product of its digits is 378, while the sum is 23.

The square root of 11673311 is about 3416.6227476852. The cubic root of 11673311 is about 226.8461182236.

The spelling of 11673311 in words is "eleven million, six hundred seventy-three thousand, three hundred eleven".