11383315173 has 6 divisors (see below), whose sum is σ = 16442566374. Its totient is φ = 7588876776.

The previous prime is 11383315159. The next prime is 11383315189. The reversal of 11383315173 is 37151338311.

11383315173 is a `hidden beast` number, since 1 + 138 + 3 + 3 + 1 + 517 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10217570724 + 1165744449 = 101082^2 + 34143^2 .

It is not a de Polignac number, because 11383315173 - 2⁶ = 11383315109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11383315123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 632406390 + ... + 632406407.

It is an arithmetic number, because the mean of its divisors is an integer number (2740427729).

Almost surely, 2^11383315173 is an apocalyptic number.

It is an amenable number.

11383315173 is a deficient number, since it is larger than the sum of its proper divisors (5059251201).

11383315173 is a wasteful number, since it uses less digits than its factorization.

11383315173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264812803 (or 1264812800 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The spelling of 11383315173 in words is "eleven billion, three hundred eighty-three million, three hundred fifteen thousand, one hundred seventy-three".