1323031103 has 8 divisors (see below), whose sum is σ = 1427288688. Its totient is φ = 1221710464.

The previous prime is 1323031097. The next prime is 1323031109. The reversal of 1323031103 is 3011303231.

It is an interprime number because it is at equal distance from previous prime (1323031097) and next prime (1323031109).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1323031103 - 2¹² = 1323027007 is a prime.

It is a super-2 number, since 2×1323031103² = 3500822599010793218, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323031109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733301 + ... + 735102.

It is an arithmetic number, because the mean of its divisors is an integer number (178411086).

Almost surely, 2^1323031103 is an apocalyptic number.

1323031103 is a deficient number, since it is larger than the sum of its proper divisors (104257585).

1323031103 is a wasteful number, since it uses less digits than its factorization.

1323031103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468473.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1323031103 is about 36373.4945118008. The cubic root of 1323031103 is about 1097.8003157653.

Adding to 1323031103 its reverse (3011303231), we get a palindrome (4334334334).

The spelling of 1323031103 in words is "one billion, three hundred twenty-three million, thirty-one thousand, one hundred three".