1003320407 has 4 divisors (see below), whose sum is σ = 1014593760. Its totient is φ = 992047056.

The previous prime is 1003320401. The next prime is 1003320413. The reversal of 1003320407 is 7040233001.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1003320401) and next prime (1003320413).

It is a cyclic number.

It is not a de Polignac number, because 1003320407 - 2¹² = 1003316311 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 (1003320401) 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 3 ways as a sum of consecutive naturals, for example, 5636543 + ... + 5636720.

It is an arithmetic number, because the mean of its divisors is an integer number (253648440).

Almost surely, 2^1003320407 is an apocalyptic number.

1003320407 is a deficient number, since it is larger than the sum of its proper divisors (11273353).

1003320407 is an equidigital number, since it uses as much as digits as its factorization.

1003320407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11273352.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 1003320407 is about 31675.2333377357. The cubic root of 1003320407 is about 1001.1055795767.

Adding to 1003320407 its reverse (7040233001), we get a palindrome (8043553408).

The spelling of 1003320407 in words is "one billion, three million, three hundred twenty thousand, four hundred seven".