430142423 has 4 divisors (see below), whose sum is σ = 430224168. Its totient is φ = 430060680.

The previous prime is 430142417. The next prime is 430142431. The reversal of 430142423 is 324241034.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 430142423 - 2⁴ = 430142407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (430142443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32393 + ... + 43698.

It is an arithmetic number, because the mean of its divisors is an integer number (107556042).

Almost surely, 2^430142423 is an apocalyptic number.

430142423 is a deficient number, since it is larger than the sum of its proper divisors (81745).

430142423 is an equidigital number, since it uses as much as digits as its factorization.

430142423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81744.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 430142423 is about 20739.8751924885. The cubic root of 430142423 is about 754.8675545050.

Adding to 430142423 its reverse (324241034), we get a palindrome (754383457).

The spelling of 430142423 in words is "four hundred thirty million, one hundred forty-two thousand, four hundred twenty-three".