423234113 has 4 divisors (see below), whose sum is σ = 427189680. Its totient is φ = 419278548.

The previous prime is 423234067. The next prime is 423234121. The reversal of 423234113 is 311432324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 423234113 - 2¹⁰ = 423233089 is a prime.

It is a super-2 number, since 2×423234113² = 358254228813793538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423236113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1977623 + ... + 1977836.

It is an arithmetic number, because the mean of its divisors is an integer number (106797420).

Almost surely, 2^423234113 is an apocalyptic number.

It is an amenable number.

423234113 is a deficient number, since it is larger than the sum of its proper divisors (3955567).

423234113 is a wasteful number, since it uses less digits than its factorization.

423234113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3955566.

The product of its digits is 1728, while the sum is 23.

The square root of 423234113 is about 20572.6544957135. The cubic root of 423234113 is about 750.8045369481.

Adding to 423234113 its reverse (311432324), we get a palindrome (734666437).

The spelling of 423234113 in words is "four hundred twenty-three million, two hundred thirty-four thousand, one hundred thirteen".