1303320043135 has 64 divisors (see below), whose sum is σ = 1811073116160. Its totient is φ = 891805824000.

The previous prime is 1303320043127. The next prime is 1303320043139. The reversal of 1303320043135 is 5313400233031.

It is not a de Polignac number, because 1303320043135 - 2³ = 1303320043127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303320043139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7575165 + ... + 7745305.

It is an arithmetic number, because the mean of its divisors is an integer number (28298017440).

Almost surely, 2^{1303320043135} is an apocalyptic number.

1303320043135 is a deficient number, since it is larger than the sum of its proper divisors (507753073025).

1303320043135 is a wasteful number, since it uses less digits than its factorization.

1303320043135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170320.

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 1303320043135 its reverse (5313400233031), we get a palindrome (6616720276166).

The spelling of 1303320043135 in words is "one trillion, three hundred three billion, three hundred twenty million, forty-three thousand, one hundred thirty-five".