1316973601 has 8 divisors (see below), whose sum is σ = 1327977000. Its totient is φ = 1305999360.

The previous prime is 1316973569. The next prime is 1316973613. The reversal of 1316973601 is 1063796131.

It can be written as a sum of positive squares in 4 ways, for example, as 567582976 + 749390625 = 23824^2 + 27375^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1316973601 - 2⁵ = 1316973569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1316973631) 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 7 ways as a sum of consecutive naturals, for example, 88615 + ... + 102403.

It is an arithmetic number, because the mean of its divisors is an integer number (165997125).

Almost surely, 2^1316973601 is an apocalyptic number.

It is an amenable number.

1316973601 is a deficient number, since it is larger than the sum of its proper divisors (11003399).

1316973601 is a wasteful number, since it uses less digits than its factorization.

1316973601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14579.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 1316973601 is about 36290.1309035942. The cubic root of 1316973601 is about 1096.1223248771.

The spelling of 1316973601 in words is "one billion, three hundred sixteen million, nine hundred seventy-three thousand, six hundred one".