543379897 has 4 divisors (see below), whose sum is σ = 546713680. Its totient is φ = 540046116.

The previous prime is 543379883. The next prime is 543379901. The reversal of 543379897 is 798973345.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 543379897 - 2¹⁹ = 542855609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543379877) 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 in 3 ways as a sum of consecutive naturals, for example, 1666647 + ... + 1666972.

It is an arithmetic number, because the mean of its divisors is an integer number (136678420).

Almost surely, 2^543379897 is an apocalyptic number.

It is an amenable number.

543379897 is a deficient number, since it is larger than the sum of its proper divisors (3333783).

543379897 is a wasteful number, since it uses less digits than its factorization.

543379897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333782.

The product of its digits is 5715360, while the sum is 55.

The square root of 543379897 is about 23310.5104405717. The cubic root of 543379897 is about 816.0207251761.

The spelling of 543379897 in words is "five hundred forty-three million, three hundred seventy-nine thousand, eight hundred ninety-seven".