1000543405340 has 12 divisors (see below), whose sum is σ = 2101141151256. Its totient is φ = 400217362128.

The previous prime is 1000543405319. The next prime is 1000543405349. The reversal of 1000543405340 is 435043450001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000543405349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25013585114 + ... + 25013585153.

It is an arithmetic number, because the mean of its divisors is an integer number (175095095938).

Almost surely, 2^{1000543405340} is an apocalyptic number.

1000543405340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000543405340 is an abundant number, since it is smaller than the sum of its proper divisors (1100597745916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000543405340 is a wasteful number, since it uses less digits than its factorization.

1000543405340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50027170276 (or 50027170274 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 1000543405340 its reverse (435043450001), we get a palindrome (1435586855341).

The spelling of 1000543405340 in words is "one trillion, five hundred forty-three million, four hundred five thousand, three hundred forty".