1423200423 has 8 divisors (see below), whose sum is σ = 1898912368. Its totient is φ = 948144384.

The previous prime is 1423200413. The next prime is 1423200431. The reversal of 1423200423 is 3240023241.

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

It is not a de Polignac number, because 1423200423 - 2⁵ = 1423200391 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 1423200423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423200403) 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, 158890 + ... + 167607.

It is an arithmetic number, because the mean of its divisors is an integer number (237364046).

Almost surely, 2^1423200423 is an apocalyptic number.

1423200423 is a deficient number, since it is larger than the sum of its proper divisors (475711945).

1423200423 is a wasteful number, since it uses less digits than its factorization.

1423200423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327953.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1423200423 is about 37725.3286665603. The cubic root of 1423200423 is about 1124.8346550085.

Adding to 1423200423 its reverse (3240023241), we get a palindrome (4663223664).

The spelling of 1423200423 in words is "one billion, four hundred twenty-three million, two hundred thousand, four hundred twenty-three".