421112573 has 8 divisors (see below), whose sum is σ = 488050560. Its totient is φ = 355869360.

The previous prime is 421112557. The next prime is 421112579. The reversal of 421112573 is 375211124.

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

It is not a de Polignac number, because 421112573 - 2⁴ = 421112557 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421112579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423158 + ... + 424151.

It is an arithmetic number, because the mean of its divisors is an integer number (61006320).

Almost surely, 2^421112573 is an apocalyptic number.

It is an amenable number.

421112573 is a deficient number, since it is larger than the sum of its proper divisors (66937987).

421112573 is an equidigital number, since it uses as much as digits as its factorization.

421112573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847387.

The product of its digits is 1680, while the sum is 26.

The square root of 421112573 is about 20521.0275814833. The cubic root of 421112573 is about 749.5479189591.

Adding to 421112573 its reverse (375211124), we get a palindrome (796323697).

The spelling of 421112573 in words is "four hundred twenty-one million, one hundred twelve thousand, five hundred seventy-three".