1003043413 has 4 divisors (see below), whose sum is σ = 1026370048. Its totient is φ = 979716780.

The previous prime is 1003043411. The next prime is 1003043417. The reversal of 1003043413 is 3143403001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3143403001 = 683 ⋅4602347.

It is a cyclic number.

It is not a de Polignac number, because 1003043413 - 2¹ = 1003043411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003043411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11663253 + ... + 11663338.

It is an arithmetic number, because the mean of its divisors is an integer number (256592512).

Almost surely, 2^1003043413 is an apocalyptic number.

It is an amenable number.

1003043413 is a deficient number, since it is larger than the sum of its proper divisors (23326635).

1003043413 is an equidigital number, since it uses as much as digits as its factorization.

1003043413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23326634.

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

The square root of 1003043413 is about 31670.8606292914. The cubic root of 1003043413 is about 1001.0134435851.

Adding to 1003043413 its reverse (3143403001), we get a palindrome (4146446414).

The spelling of 1003043413 in words is "one billion, three million, forty-three thousand, four hundred thirteen".