423201543 has 8 divisors (see below), whose sum is σ = 566611056. Its totient is φ = 280963200.

The previous prime is 423201521. The next prime is 423201551. The reversal of 423201543 is 345102324.

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

It is not a de Polignac number, because 423201543 - 2⁵ = 423201511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423201503) 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, 291948 + ... + 293393.

It is an arithmetic number, because the mean of its divisors is an integer number (70826382).

Almost surely, 2^423201543 is an apocalyptic number.

423201543 is a deficient number, since it is larger than the sum of its proper divisors (143409513).

423201543 is a wasteful number, since it uses less digits than its factorization.

423201543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585585.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 423201543 is about 20571.8628957127. The cubic root of 423201543 is about 750.7852770552.

Adding to 423201543 its reverse (345102324), we get a palindrome (768303867).

The spelling of 423201543 in words is "four hundred twenty-three million, two hundred one thousand, five hundred forty-three".