423045003 has 24 divisors (see below), whose sum is σ = 608742400. Its totient is φ = 261035280.

The previous prime is 423044987. The next prime is 423045019. The reversal of 423045003 is 300540324.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (423044987) and next prime (423045019).

It is not a de Polignac number, because 423045003 - 2⁴ = 423044987 is a prime.

It is a super-3 number, since 3×423045003³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423045803) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44898 + ... + 53496.

Almost surely, 2^423045003 is an apocalyptic number.

423045003 is a deficient number, since it is larger than the sum of its proper divisors (185697397).

423045003 is a wasteful number, since it uses less digits than its factorization.

423045003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8679 (or 8656 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 423045003 is about 20568.0578324741. The cubic root of 423045003 is about 750.6926951454.

Adding to 423045003 its reverse (300540324), we get a palindrome (723585327).

The spelling of 423045003 in words is "four hundred twenty-three million, forty-five thousand, three".