423143001 has 24 divisors (see below), whose sum is σ = 642610080. Its totient is φ = 275185440.

The previous prime is 423142997. The next prime is 423143009. The reversal of 423143001 is 100341324.

423143001 is a `hidden beast` number, since 4 + 231 + 430 + 0 + 1 = 666.

It is not a de Polignac number, because 423143001 - 2² = 423142997 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (423143009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40726 + ... + 50048.

It is an arithmetic number, because the mean of its divisors is an integer number (26775420).

Almost surely, 2^423143001 is an apocalyptic number.

423143001 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

423143001 is a deficient number, since it is larger than the sum of its proper divisors (219467079).

423143001 is an equidigital number, since it uses as much as digits as its factorization.

423143001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9414 (or 9367 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 423143001 is about 20570.4399807102. The cubic root of 423143001 is about 750.7506564359.

Adding to 423143001 its reverse (100341324), we get a palindrome (523484325).

The spelling of 423143001 in words is "four hundred twenty-three million, one hundred forty-three thousand, one".