434154514543 has 6 divisors (see below), whose sum is σ = 453851506304. Its totient is φ = 415278230796.

The previous prime is 434154514523. The next prime is 434154514553. The reversal of 434154514543 is 345415451434.

It is a de Polignac number, because none of the positive numbers 2^k-434154514543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 434154514543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434154514523) 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 in 5 ways as a sum of consecutive naturals, for example, 410353455 + ... + 410354512.

Almost surely, 2^434154514543 is an apocalyptic number.

434154514543 is a deficient number, since it is larger than the sum of its proper divisors (19696991761).

434154514543 is an equidigital number, since it uses as much as digits as its factorization.

434154514543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820708013 (or 820707990 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 43.

Adding to 434154514543 its reverse (345415451434), we get a palindrome (779569965977).

The spelling of 434154514543 in words is "four hundred thirty-four billion, one hundred fifty-four million, five hundred fourteen thousand, five hundred forty-three".