543541126 has 4 divisors (see below), whose sum is σ = 815311692. Its totient is φ = 271770562.

The previous prime is 543541111. The next prime is 543541127. The reversal of 543541126 is 621145345.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543541127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135885280 + ... + 135885283.

It is an arithmetic number, because the mean of its divisors is an integer number (203827923).

Almost surely, 2^543541126 is an apocalyptic number.

543541126 is a deficient number, since it is larger than the sum of its proper divisors (271770566).

543541126 is a wasteful number, since it uses less digits than its factorization.

543541126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271770565.

The product of its digits is 14400, while the sum is 31.

The square root of 543541126 is about 23313.9684738570. The cubic root of 543541126 is about 816.1014257417.

The spelling of 543541126 in words is "five hundred forty-three million, five hundred forty-one thousand, one hundred twenty-six".