434440003 has 2 divisors, whose sum is σ = 434440004. Its totient is φ = 434440002.

The previous prime is 434439991. The next prime is 434440007. The reversal of 434440003 is 300044434.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434440003 - 2⁹ = 434439491 is a prime.

It is not a weakly prime, because it can be changed into another prime (434440007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217220001 + 217220002.

It is an arithmetic number, because the mean of its divisors is an integer number (217220002).

Almost surely, 2^434440003 is an apocalyptic number.

434440003 is a deficient number, since it is larger than the sum of its proper divisors (1).

434440003 is an equidigital number, since it uses as much as digits as its factorization.

434440003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 434440003 is about 20843.2243906743. The cubic root of 434440003 is about 757.3732046412.

Adding to 434440003 its reverse (300044434), we get a palindrome (734484437).

The spelling of 434440003 in words is "four hundred thirty-four million, four hundred forty thousand, three".