1003313223 has 28 divisors (see below), whose sum is σ = 1641047688. Its totient is φ = 608063760.

The previous prime is 1003313189. The next prime is 1003313237. The reversal of 1003313223 is 3223133001.

1003313223 is a `hidden beast` number, since 10 + 0 + 331 + 322 + 3 = 666.

It is not a de Polignac number, because 1003313223 - 2⁶ = 1003313159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1003313196 and 1003313205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003313923) 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 27 ways as a sum of consecutive naturals, for example, 54540 + ... + 70577.

It is an arithmetic number, because the mean of its divisors is an integer number (58608846).

Almost surely, 2^1003313223 is an apocalyptic number.

1003313223 is a deficient number, since it is larger than the sum of its proper divisors (637734465).

1003313223 is an equidigital number, since it uses as much as digits as its factorization.

1003313223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125146 (or 125131 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1003313223 is about 31675.1199366317. The cubic root of 1003313223 is about 1001.1031901905.

Adding to 1003313223 its reverse (3223133001), we get a palindrome (4226446224).

The spelling of 1003313223 in words is "one billion, three million, three hundred thirteen thousand, two hundred twenty-three".