120534543 has 12 divisors (see below), whose sum is σ = 174269368. Its totient is φ = 80280720.

The previous prime is 120534529. The next prime is 120534551. The reversal of 120534543 is 345435021.

120534543 is a `hidden beast` number, since 1 + 205 + 3 + 454 + 3 = 666.

It is not a de Polignac number, because 120534543 - 2⁸ = 120534287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120534553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4821 + ... + 16257.

Almost surely, 2^120534543 is an apocalyptic number.

120534543 is a deficient number, since it is larger than the sum of its proper divisors (53734825).

120534543 is a wasteful number, since it uses less digits than its factorization.

120534543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12614 (or 12611 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 120534543 is about 10978.8224778434. The cubic root of 120534543 is about 493.9737169601.

Adding to 120534543 its reverse (345435021), we get a palindrome (465969564).

The spelling of 120534543 in words is "one hundred twenty million, five hundred thirty-four thousand, five hundred forty-three".