1313011001303 has 16 divisors (see below), whose sum is σ = 1350669298656. Its totient is φ = 1275468042240.

The previous prime is 1313011001273. The next prime is 1313011001327. The reversal of 1313011001303 is 3031001103131.

It is a cyclic number.

It is not a de Polignac number, because 1313011001303 - 2⁸ = 1313011001047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313011001353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166769975 + ... + 166777847.

It is an arithmetic number, because the mean of its divisors is an integer number (84416831166).

Almost surely, 2^{1313011001303} is an apocalyptic number.

1313011001303 is a deficient number, since it is larger than the sum of its proper divisors (37658297353).

1313011001303 is an equidigital number, since it uses as much as digits as its factorization.

1313011001303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14594.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 1313011001303 its reverse (3031001103131), we get a palindrome (4344012104434).

The spelling of 1313011001303 in words is "one trillion, three hundred thirteen billion, eleven million, one thousand, three hundred three".