423010003 has 16 divisors (see below), whose sum is σ = 463034880. Its totient is φ = 384093216.

The previous prime is 423009991. The next prime is 423010009. The reversal of 423010003 is 300010324.

It is a de Polignac number, because none of the positive numbers 2^k-423010003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423010009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355776 + ... + 356962.

It is an arithmetic number, because the mean of its divisors is an integer number (28939680).

Almost surely, 2^423010003 is an apocalyptic number.

423010003 is a deficient number, since it is larger than the sum of its proper divisors (40024877).

423010003 is a wasteful number, since it uses less digits than its factorization.

423010003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 423010003 is about 20567.2069810171. The cubic root of 423010003 is about 750.6719920927.

Adding to 423010003 its reverse (300010324), we get a palindrome (723020327).

The spelling of 423010003 in words is "four hundred twenty-three million, ten thousand, three".