1316056865 has 8 divisors (see below), whose sum is σ = 1590630720. Its totient is φ = 1045270512.

The previous prime is 1316056843. The next prime is 1316056901. The reversal of 1316056865 is 5686506131.

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 1316056865 - 2¹⁰ = 1316055841 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 946109 + ... + 947498.

It is an arithmetic number, because the mean of its divisors is an integer number (198828840).

Almost surely, 2^1316056865 is an apocalyptic number.

It is an amenable number.

1316056865 is a deficient number, since it is larger than the sum of its proper divisors (274573855).

1316056865 is a wasteful number, since it uses less digits than its factorization.

1316056865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893751.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 1316056865 is about 36277.4980532010. The cubic root of 1316056865 is about 1095.8679315107.

The spelling of 1316056865 in words is "one billion, three hundred sixteen million, fifty-six thousand, eight hundred sixty-five".