1000403323 has 2 divisors, whose sum is σ = 1000403324. Its totient is φ = 1000403322.

The previous prime is 1000403317. The next prime is 1000403347. The reversal of 1000403323 is 3233040001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000403323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000403297 and 1000403306.

It is not a weakly prime, because it can be changed into another prime (1000403363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500201661 + 500201662.

It is an arithmetic number, because the mean of its divisors is an integer number (500201662).

Almost surely, 2^1000403323 is an apocalyptic number.

1000403323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000403323 is an equidigital number, since it uses as much as digits as its factorization.

1000403323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 1000403323 is about 31629.1530553697. The cubic root of 1000403323 is about 1000.1344229297.

Adding to 1000403323 its reverse (3233040001), we get a palindrome (4233443324).

The spelling of 1000403323 in words is "one billion, four hundred three thousand, three hundred twenty-three".