424423403203 has 2 divisors, whose sum is σ = 424423403204. Its totient is φ = 424423403202.

The previous prime is 424423403191. The next prime is 424423403227. The reversal of 424423403203 is 302304324424.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424423403203 - 2⁹ = 424423402691 is a prime.

It is not a weakly prime, because it can be changed into another prime (424423403233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212211701601 + 212211701602.

It is an arithmetic number, because the mean of its divisors is an integer number (212211701602).

Almost surely, 2^424423403203 is an apocalyptic number.

424423403203 is a deficient number, since it is larger than the sum of its proper divisors (1).

424423403203 is an equidigital number, since it uses as much as digits as its factorization.

424423403203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 424423403203 its reverse (302304324424), we get a palindrome (726727727627).

The spelling of 424423403203 in words is "four hundred twenty-four billion, four hundred twenty-three million, four hundred three thousand, two hundred three".