1323423023 has 8 divisors (see below), whose sum is σ = 1429051008. Its totient is φ = 1218341664.

The previous prime is 1323423019. The next prime is 1323423047. The reversal of 1323423023 is 3203243231.

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 1323423023 - 2² = 1323423019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1323423023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323423053) 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, 131615 + ... + 141312.

It is an arithmetic number, because the mean of its divisors is an integer number (178631376).

Almost surely, 2^1323423023 is an apocalyptic number.

1323423023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1323423023 is a deficient number, since it is larger than the sum of its proper divisors (105627985).

1323423023 is a wasteful number, since it uses less digits than its factorization.

1323423023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273313.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 1323423023 is about 36378.8815523512. The cubic root of 1323423023 is about 1097.9087051099.

Adding to 1323423023 its reverse (3203243231), we get a palindrome (4526666254).

The spelling of 1323423023 in words is "one billion, three hundred twenty-three million, four hundred twenty-three thousand, twenty-three".