1316573361 has 12 divisors (see below), whose sum is σ = 1902223440. Its totient is φ = 877481880.

The previous prime is 1316573341. The next prime is 1316573369. The reversal of 1316573361 is 1633756131.

It is a happy number.

1316573361 is a `hidden beast` number, since 1 + 316 + 5 + 7 + 336 + 1 = 666.

It is not a de Polignac number, because 1316573361 - 2¹⁰ = 1316572337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1316573369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20530 + ... + 55268.

It is an arithmetic number, because the mean of its divisors is an integer number (158518620).

Almost surely, 2^1316573361 is an apocalyptic number.

It is an amenable number.

1316573361 is a deficient number, since it is larger than the sum of its proper divisors (585650079).

1316573361 is a wasteful number, since it uses less digits than its factorization.

1316573361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38956 (or 38953 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 1316573361 is about 36284.6160376543. The cubic root of 1316573361 is about 1096.0112731827.

The spelling of 1316573361 in words is "one billion, three hundred sixteen million, five hundred seventy-three thousand, three hundred sixty-one".