1316883173 has 4 divisors (see below), whose sum is σ = 1328964780. Its totient is φ = 1304801568.

The previous prime is 1316883157. The next prime is 1316883203. The reversal of 1316883173 is 3713886131.

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 721620769 + 595262404 = 26863^2 + 24398^2 .

It is a cyclic number.

It is not a de Polignac number, because 1316883173 - 2⁴ = 1316883157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1316883173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316883473) 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, 6040640 + ... + 6040857.

It is an arithmetic number, because the mean of its divisors is an integer number (332241195).

Almost surely, 2^1316883173 is an apocalyptic number.

It is an amenable number.

1316883173 is a deficient number, since it is larger than the sum of its proper divisors (12081607).

1316883173 is a wasteful number, since it uses less digits than its factorization.

1316883173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12081606.

The product of its digits is 72576, while the sum is 41.

The square root of 1316883173 is about 36288.8849787369. The cubic root of 1316883173 is about 1096.0972364424.

The spelling of 1316883173 in words is "one billion, three hundred sixteen million, eight hundred eighty-three thousand, one hundred seventy-three".