423910103 has 4 divisors (see below), whose sum is σ = 431095080. Its totient is φ = 416725128.

The previous prime is 423910099. The next prime is 423910141. The reversal of 423910103 is 301019324.

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 423910103 - 2² = 423910099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423910153) 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, 3592400 + ... + 3592517.

It is an arithmetic number, because the mean of its divisors is an integer number (107773770).

Almost surely, 2^423910103 is an apocalyptic number.

423910103 is a deficient number, since it is larger than the sum of its proper divisors (7184977).

423910103 is an equidigital number, since it uses as much as digits as its factorization.

423910103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7184976.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 423910103 is about 20589.0772741277. The cubic root of 423910103 is about 751.2040529373.

Adding to 423910103 its reverse (301019324), we get a palindrome (724929427).

The spelling of 423910103 in words is "four hundred twenty-three million, nine hundred ten thousand, one hundred three".