1013440303 has 2 divisors, whose sum is σ = 1013440304. Its totient is φ = 1013440302.

The previous prime is 1013440301. The next prime is 1013440321. The reversal of 1013440303 is 3030443101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1013440303 - 2¹ = 1013440301 is a prime.

It is a super-2 number, since 2×1013440303² = 2054122495489463618, which contains 22 as substring.

Together with 1013440301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013440301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506720151 + 506720152.

It is an arithmetic number, because the mean of its divisors is an integer number (506720152).

Almost surely, 2^1013440303 is an apocalyptic number.

1013440303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013440303 is an equidigital number, since it uses as much as digits as its factorization.

1013440303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1013440303 is about 31834.5771606912. The cubic root of 1013440303 is about 1004.4601782344.

Adding to 1013440303 its reverse (3030443101), we get a palindrome (4043883404).

The spelling of 1013440303 in words is "one billion, thirteen million, four hundred forty thousand, three hundred three".