423443103 has 4 divisors (see below), whose sum is σ = 564590808. Its totient is φ = 282295400.

The previous prime is 423443099. The next prime is 423443113. The reversal of 423443103 is 301344324.

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 423443103 - 2² = 423443099 is a prime.

It is a super-2 number, since 2×423443103² = 358608122956537218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423443113) 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, 70573848 + ... + 70573853.

It is an arithmetic number, because the mean of its divisors is an integer number (141147702).

Almost surely, 2^423443103 is an apocalyptic number.

423443103 is a deficient number, since it is larger than the sum of its proper divisors (141147705).

423443103 is a wasteful number, since it uses less digits than its factorization.

423443103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141147704.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 423443103 is about 20577.7331841969. The cubic root of 423443103 is about 750.9280972624.

Adding to 423443103 its reverse (301344324), we get a palindrome (724787427).

The spelling of 423443103 in words is "four hundred twenty-three million, four hundred forty-three thousand, one hundred three".