545314443 has 4 divisors (see below), whose sum is σ = 727085928. Its totient is φ = 363542960.

The previous prime is 545314439. The next prime is 545314477. The reversal of 545314443 is 344413545.

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 545314443 - 2² = 545314439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545314493) 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, 90885738 + ... + 90885743.

It is an arithmetic number, because the mean of its divisors is an integer number (181771482).

Almost surely, 2^545314443 is an apocalyptic number.

545314443 is a deficient number, since it is larger than the sum of its proper divisors (181771485).

545314443 is a wasteful number, since it uses less digits than its factorization.

545314443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181771484.

The product of its digits is 57600, while the sum is 33.

The square root of 545314443 is about 23351.9687178619. The cubic root of 545314443 is about 816.9879796500.

Adding to 545314443 its reverse (344413545), we get a palindrome (889727988).

The spelling of 545314443 in words is "five hundred forty-five million, three hundred fourteen thousand, four hundred forty-three".