63430005511 has 2 divisors, whose sum is σ = 63430005512. Its totient is φ = 63430005510.

The previous prime is 63430005503. The next prime is 63430005533. The reversal of 63430005511 is 11550003436.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63430005511 - 2³ = 63430005503 is a prime.

It is a super-2 number, since 2×63430005511² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63430005511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63430005011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31715002755 + 31715002756.

It is an arithmetic number, because the mean of its divisors is an integer number (31715002756).

Almost surely, 2^63430005511 is an apocalyptic number.

63430005511 is a deficient number, since it is larger than the sum of its proper divisors (1).

63430005511 is an equidigital number, since it uses as much as digits as its factorization.

63430005511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 63430005511 its reverse (11550003436), we get a palindrome (74980008947).

The spelling of 63430005511 in words is "sixty-three billion, four hundred thirty million, five thousand, five hundred eleven".