542676543 has 4 divisors (see below), whose sum is σ = 723568728. Its totient is φ = 361784360.

The previous prime is 542676481. The next prime is 542676551. The reversal of 542676543 is 345676245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 542676543 - 2⁶ = 542676479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542676495 and 542676504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542676143) 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, 90446088 + ... + 90446093.

It is an arithmetic number, because the mean of its divisors is an integer number (180892182).

Almost surely, 2^542676543 is an apocalyptic number.

542676543 is a deficient number, since it is larger than the sum of its proper divisors (180892185).

542676543 is a wasteful number, since it uses less digits than its factorization.

542676543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180892184.

The product of its digits is 604800, while the sum is 42.

The square root of 542676543 is about 23295.4189273342. The cubic root of 542676543 is about 815.6684858775.

The spelling of 542676543 in words is "five hundred forty-two million, six hundred seventy-six thousand, five hundred forty-three".