424421113 has 4 divisors (see below), whose sum is σ = 424462500. Its totient is φ = 424379728.

The previous prime is 424421059. The next prime is 424421131. The reversal of 424421113 is 311124424.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 191767104 + 232654009 = 13848^2 + 15253^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424421113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424421143) 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, 7431 + ... + 30067.

It is an arithmetic number, because the mean of its divisors is an integer number (106115625).

Almost surely, 2^424421113 is an apocalyptic number.

It is an amenable number.

424421113 is a deficient number, since it is larger than the sum of its proper divisors (41387).

424421113 is a wasteful number, since it uses less digits than its factorization.

424421113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41386.

The product of its digits is 768, while the sum is 22.

The square root of 424421113 is about 20601.4832718423. The cubic root of 424421113 is about 751.5057825059.

Adding to 424421113 its reverse (311124424), we get a palindrome (735545537).

The spelling of 424421113 in words is "four hundred twenty-four million, four hundred twenty-one thousand, one hundred thirteen".