1043001313 has 2 divisors, whose sum is σ = 1043001314. Its totient is φ = 1043001312.

The previous prime is 1043001301. The next prime is 1043001353. The reversal of 1043001313 is 3131003401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 629407744 + 413593569 = 25088^2 + 20337^2 .

It is an emirp because it is prime and its reverse (3131003401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043001313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1043001353) 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, 521500656 + 521500657.

It is an arithmetic number, because the mean of its divisors is an integer number (521500657).

Almost surely, 2^1043001313 is an apocalyptic number.

It is an amenable number.

1043001313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043001313 is an equidigital number, since it uses as much as digits as its factorization.

1043001313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1043001313 is about 32295.5308518067. The cubic root of 1043001313 is about 1014.1330858832.

Adding to 1043001313 its reverse (3131003401), we get a palindrome (4174004714).

The spelling of 1043001313 in words is "one billion, forty-three million, one thousand, three hundred thirteen".