1316683283787 has 6 divisors (see below), whose sum is σ = 1901875854372. Its totient is φ = 877788855852.

The previous prime is 1316683283777. The next prime is 1316683283801. The reversal of 1316683283787 is 7873823866131.

1316683283787 is a `hidden beast` number, since 1 + 3 + 166 + 83 + 28 + 378 + 7 = 666.

It is not a de Polignac number, because 1316683283787 - 2⁴⁰ = 217171656011 is a prime.

It is a super-2 number, since 2×1316683283787² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1316683283777) 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 5 ways as a sum of consecutive naturals, for example, 73149071313 + ... + 73149071330.

It is an arithmetic number, because the mean of its divisors is an integer number (316979309062).

Almost surely, 2^{1316683283787} is an apocalyptic number.

1316683283787 is a deficient number, since it is larger than the sum of its proper divisors (585192570585).

1316683283787 is a wasteful number, since it uses less digits than its factorization.

1316683283787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146298142649 (or 146298142646 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 63.

The spelling of 1316683283787 in words is "one trillion, three hundred sixteen billion, six hundred eighty-three million, two hundred eighty-three thousand, seven hundred eighty-seven".