11319662173 has 4 divisors (see below), whose sum is σ = 11320265440. Its totient is φ = 11319058908.

The previous prime is 11319662171. The next prime is 11319662197. The reversal of 11319662173 is 37126691311.

11319662173 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: 37126691311 = 5749 ⋅6457939.

It is a cyclic number.

It is not a de Polignac number, because 11319662173 - 2¹ = 11319662171 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 (11319662171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272553 + ... + 311326.

It is an arithmetic number, because the mean of its divisors is an integer number (2830066360).

Almost surely, 2^11319662173 is an apocalyptic number.

It is an amenable number.

11319662173 is a deficient number, since it is larger than the sum of its proper divisors (603267).

11319662173 is an equidigital number, since it uses as much as digits as its factorization.

11319662173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603266.

The product of its digits is 40824, while the sum is 40.

The spelling of 11319662173 in words is "eleven billion, three hundred nineteen million, six hundred sixty-two thousand, one hundred seventy-three".