1303240303 has 2 divisors, whose sum is σ = 1303240304. Its totient is φ = 1303240302.

The previous prime is 1303240277. The next prime is 1303240361. The reversal of 1303240303 is 3030423031.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1303240303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1303240703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651620151 + 651620152.

It is an arithmetic number, because the mean of its divisors is an integer number (651620152).

Almost surely, 2^1303240303 is an apocalyptic number.

1303240303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303240303 is an equidigital number, since it uses as much as digits as its factorization.

1303240303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 1303240303 is about 36100.4197067015. The cubic root of 1303240303 is about 1092.2989111257.

Adding to 1303240303 its reverse (3030423031), we get a palindrome (4333663334).

It can be divided in two parts, 13032 and 40303, that added together give a palindrome (53335).

The spelling of 1303240303 in words is "one billion, three hundred three million, two hundred forty thousand, three hundred three".