423403103 has 4 divisors (see below), whose sum is σ = 438003240. Its totient is φ = 408802968.

The previous prime is 423403081. The next prime is 423403109. The reversal of 423403103 is 301304324.

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 423403103 - 2⁶ = 423403039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423403109) 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, 7300025 + ... + 7300082.

It is an arithmetic number, because the mean of its divisors is an integer number (109500810).

Almost surely, 2^423403103 is an apocalyptic number.

423403103 is a deficient number, since it is larger than the sum of its proper divisors (14600137).

423403103 is a wasteful number, since it uses less digits than its factorization.

423403103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14600136.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 423403103 is about 20576.7612368905. The cubic root of 423403103 is about 750.9044513704.

Adding to 423403103 its reverse (301304324), we get a palindrome (724707427).

The spelling of 423403103 in words is "four hundred twenty-three million, four hundred three thousand, one hundred three".