1316003005 has 8 divisors (see below), whose sum is σ = 1579901400. Its totient is φ = 1052337216.

The previous prime is 1316002999. The next prime is 1316003011. The reversal of 1316003005 is 5003006131.

It is an interprime number because it is at equal distance from previous prime (1316002999) and next prime (1316003011).

It can be written as a sum of positive squares in 4 ways, for example, as 641406276 + 674596729 = 25326^2 + 25973^2 .

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 1316003005 - 2⁵ = 1316002973 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 45450 + ... + 68539.

It is an arithmetic number, because the mean of its divisors is an integer number (197487675).

Almost surely, 2^1316003005 is an apocalyptic number.

It is an amenable number.

1316003005 is a deficient number, since it is larger than the sum of its proper divisors (263898395).

1316003005 is a wasteful number, since it uses less digits than its factorization.

1316003005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116303.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 1316003005 is about 36276.7557121637. The cubic root of 1316003005 is about 1095.8529817383.

Adding to 1316003005 its reverse (5003006131), we get a palindrome (6319009136).

The spelling of 1316003005 in words is "one billion, three hundred sixteen million, three thousand, five".