424403030531 has 2 divisors, whose sum is σ = 424403030532. Its totient is φ = 424403030530.

The previous prime is 424403030521. The next prime is 424403030539. The reversal of 424403030531 is 135030304424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 424403030531 - 2²² = 424398836227 is a prime.

It is a super-2 number, since 2×424403030531² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 424403030494 and 424403030503.

It is not a weakly prime, because it can be changed into another prime (424403030539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212201515265 + 212201515266.

It is an arithmetic number, because the mean of its divisors is an integer number (212201515266).

Almost surely, 2^424403030531 is an apocalyptic number.

424403030531 is a deficient number, since it is larger than the sum of its proper divisors (1).

424403030531 is an equidigital number, since it uses as much as digits as its factorization.

424403030531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 424403030531 its reverse (135030304424), we get a palindrome (559433334955).

The spelling of 424403030531 in words is "four hundred twenty-four billion, four hundred three million, thirty thousand, five hundred thirty-one".