1423432223 has 4 divisors (see below), whose sum is σ = 1438106880. Its totient is φ = 1408757568.

The previous prime is 1423432207. The next prime is 1423432229. The reversal of 1423432223 is 3222343241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3222343241 = 13 ⋅247872557.

It is a cyclic number.

It is not a de Polignac number, because 1423432223 - 2⁴ = 1423432207 is a prime.

It is a Duffinian number.

It is a zygodrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 1423432192 and 1423432201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423432229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7337183 + ... + 7337376.

It is an arithmetic number, because the mean of its divisors is an integer number (359526720).

Almost surely, 2^1423432223 is an apocalyptic number.

1423432223 is a deficient number, since it is larger than the sum of its proper divisors (14674657).

1423432223 is an equidigital number, since it uses as much as digits as its factorization.

1423432223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14674656.

The product of its digits is 6912, while the sum is 26.

The square root of 1423432223 is about 37728.4007479776. The cubic root of 1423432223 is about 1124.8957198486.

Adding to 1423432223 its reverse (3222343241), we get a palindrome (4645775464).

The spelling of 1423432223 in words is "one billion, four hundred twenty-three million, four hundred thirty-two thousand, two hundred twenty-three".