543311697 has 4 divisors (see below), whose sum is σ = 724415600. Its totient is φ = 362207796.

The previous prime is 543311641. The next prime is 543311711. The reversal of 543311697 is 796113345.

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 not a de Polignac number, because 543311697 - 2⁶ = 543311633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543311597) 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, 90551947 + ... + 90551952.

It is an arithmetic number, because the mean of its divisors is an integer number (181103900).

Almost surely, 2^543311697 is an apocalyptic number.

It is an amenable number.

543311697 is a deficient number, since it is larger than the sum of its proper divisors (181103903).

543311697 is a wasteful number, since it uses less digits than its factorization.

543311697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181103902.

The product of its digits is 68040, while the sum is 39.

The square root of 543311697 is about 23309.0475352383. The cubic root of 543311697 is about 815.9865839658.

The spelling of 543311697 in words is "five hundred forty-three million, three hundred eleven thousand, six hundred ninety-seven".