1322322003 has 40 divisors (see below), whose sum is σ = 2066381856. Its totient is φ = 841104000.

The previous prime is 1322321977. The next prime is 1322322011. The reversal of 1322322003 is 3002232231.

It is a happy number.

It is not a de Polignac number, because 1322322003 - 2⁹ = 1322321491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1322322013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1119073 + ... + 1120253.

Almost surely, 2^1322322003 is an apocalyptic number.

1322322003 is a deficient number, since it is larger than the sum of its proper divisors (744059853).

1322322003 is a wasteful number, since it uses less digits than its factorization.

1322322003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817 (or 1808 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 1322322003 is about 36363.7457229037. The cubic root of 1322322003 is about 1097.6041527479.

Adding to 1322322003 its reverse (3002232231), we get a palindrome (4324554234).

The spelling of 1322322003 in words is "one billion, three hundred twenty-two million, three hundred twenty-two thousand, three".