1316542173 has 8 divisors (see below), whose sum is σ = 1756800000. Its totient is φ = 876989568.

The previous prime is 1316542163. The next prime is 1316542187. The reversal of 1316542173 is 3712456131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1316542173 - 2⁵ = 1316542141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316542133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171933 + ... + 179426.

It is an arithmetic number, because the mean of its divisors is an integer number (219600000).

Almost surely, 2^1316542173 is an apocalyptic number.

It is an amenable number.

1316542173 is a deficient number, since it is larger than the sum of its proper divisors (440257827).

1316542173 is a wasteful number, since it uses less digits than its factorization.

1316542173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352611.

The product of its digits is 15120, while the sum is 33.

The square root of 1316542173 is about 36284.1862661959. The cubic root of 1316542173 is about 1096.0026187290.

The spelling of 1316542173 in words is "one billion, three hundred sixteen million, five hundred forty-two thousand, one hundred seventy-three".