1043061303 has 24 divisors (see below), whose sum is σ = 1426199632. Its totient is φ = 677956608.

The previous prime is 1043061167. The next prime is 1043061311. The reversal of 1043061303 is 3031603401.

It is not a de Polignac number, because 1043061303 - 2²¹ = 1040964151 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1043061303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043061323) 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 in 23 ways as a sum of consecutive naturals, for example, 2796225 + ... + 2796597.

Almost surely, 2^1043061303 is an apocalyptic number.

1043061303 is a deficient number, since it is larger than the sum of its proper divisors (383138329).

1043061303 is an equidigital number, since it uses as much as digits as its factorization.

1043061303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675 (or 562 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1043061303 is about 32296.4596047307. The cubic root of 1043061303 is about 1014.1525287086.

Adding to 1043061303 its reverse (3031603401), we get a palindrome (4074664704).

The spelling of 1043061303 in words is "one billion, forty-three million, sixty-one thousand, three hundred three".