1423321104 has 80 divisors (see below), whose sum is σ = 3813009920. Its totient is φ = 457021440.

The previous prime is 1423321091. The next prime is 1423321139. The reversal of 1423321104 is 4011233241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 338664 + ... + 342840.

It is an arithmetic number, because the mean of its divisors is an integer number (47662624).

Almost surely, 2^1423321104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423321104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1906504960).

1423321104 is an abundant number, since it is smaller than the sum of its proper divisors (2389688816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423321104 is a wasteful number, since it uses less digits than its factorization.

1423321104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4448 (or 4442 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1423321104 is about 37726.9281018214. The cubic root of 1423321104 is about 1124.8664477512.

Adding to 1423321104 its reverse (4011233241), we get a palindrome (5434554345).

The spelling of 1423321104 in words is "one billion, four hundred twenty-three million, three hundred twenty-one thousand, one hundred four".