1303013303 has 2 divisors, whose sum is σ = 1303013304. Its totient is φ = 1303013302.

The previous prime is 1303013291. The next prime is 1303013317. The reversal of 1303013303 is 3033103031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1303013303 - 2⁴ = 1303013287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1303013353) 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 as a sum of consecutive naturals, namely, 651506651 + 651506652.

It is an arithmetic number, because the mean of its divisors is an integer number (651506652).

Almost surely, 2^1303013303 is an apocalyptic number.

1303013303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303013303 is an equidigital number, since it uses as much as digits as its factorization.

1303013303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 17.

The square root of 1303013303 is about 36097.2755620144. The cubic root of 1303013303 is about 1092.2354881203.

Adding to 1303013303 its reverse (3033103031), we get a palindrome (4336116334).

The spelling of 1303013303 in words is "one billion, three hundred three million, thirteen thousand, three hundred three".