543055907 has 4 divisors (see below), whose sum is σ = 554610336. Its totient is φ = 531501480.

The previous prime is 543055859. The next prime is 543055949. The reversal of 543055907 is 709550345.

It is a happy number.

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 543055907 - 2⁸ = 543055651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543051907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5777144 + ... + 5777237.

It is an arithmetic number, because the mean of its divisors is an integer number (138652584).

Almost surely, 2^543055907 is an apocalyptic number.

543055907 is a deficient number, since it is larger than the sum of its proper divisors (11554429).

543055907 is a wasteful number, since it uses less digits than its factorization.

543055907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11554428.

The product of its (nonzero) digits is 94500, while the sum is 38.

The square root of 543055907 is about 23303.5599640913. The cubic root of 543055907 is about 815.8585089442.

The spelling of 543055907 in words is "five hundred forty-three million, fifty-five thousand, nine hundred seven".