545326543 has 8 divisors (see below), whose sum is σ = 577238400. Its totient is φ = 513735768.

The previous prime is 545326447. The next prime is 545326547. The reversal of 545326543 is 345623545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 545326543 - 2²⁹ = 8455631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545326547) 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 7 ways as a sum of consecutive naturals, for example, 76771 + ... + 83572.

It is an arithmetic number, because the mean of its divisors is an integer number (72154800).

Almost surely, 2^545326543 is an apocalyptic number.

545326543 is a deficient number, since it is larger than the sum of its proper divisors (31911857).

545326543 is a wasteful number, since it uses less digits than its factorization.

545326543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160541.

The product of its digits is 216000, while the sum is 37.

The square root of 545326543 is about 23352.2277952233. The cubic root of 545326543 is about 816.9940223297.

It can be divided in two parts, 54532 and 6543, that added together give a triangular number (61075 = T₃₄₉).

The spelling of 545326543 in words is "five hundred forty-five million, three hundred twenty-six thousand, five hundred forty-three".