4350403 has 2 divisors, whose sum is σ = 4350404. Its totient is φ = 4350402.

The previous prime is 4350397. The next prime is 4350421. The reversal of 4350403 is 3040534.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4350403 is a prime.

It is not a weakly prime, because it can be changed into another prime (4350433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2175201 + 2175202.

It is an arithmetic number, because the mean of its divisors is an integer number (2175202).

Almost surely, 2^4350403 is an apocalyptic number.

4350403 is a deficient number, since it is larger than the sum of its proper divisors (1).

4350403 is an equidigital number, since it uses as much as digits as its factorization.

4350403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 4350403 is about 2085.7619710792. The cubic root of 4350403 is about 163.2462310354.

Adding to 4350403 its reverse (3040534), we get a palindrome (7390937).

It can be divided in two parts, 4350 and 403, that added together give a triangular number (4753 = T₉₇).

The spelling of 4350403 in words is "four million, three hundred fifty thousand, four hundred three".