423548143 has 4 divisors (see below), whose sum is σ = 423645568. Its totient is φ = 423450720.

The previous prime is 423548141. The next prime is 423548221. The reversal of 423548143 is 341845324.

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 423548143 - 2¹ = 423548141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423548099 and 423548108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423548141) 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, 41871 + ... + 50992.

It is an arithmetic number, because the mean of its divisors is an integer number (105911392).

Almost surely, 2^423548143 is an apocalyptic number.

423548143 is a deficient number, since it is larger than the sum of its proper divisors (97425).

423548143 is an equidigital number, since it uses as much as digits as its factorization.

423548143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97424.

The product of its digits is 46080, while the sum is 34.

The square root of 423548143 is about 20580.2852992858. The cubic root of 423548143 is about 750.9901842863.

The spelling of 423548143 in words is "four hundred twenty-three million, five hundred forty-eight thousand, one hundred forty-three".