545349 has 8 divisors (see below), whose sum is σ = 831040. Its totient is φ = 311616.

The previous prime is 545329. The next prime is 545371. The reversal of 545349 is 943545.

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

It is not a de Polignac number, because 545349 - 2⁸ = 545093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12964 + ... + 13005.

It is an arithmetic number, because the mean of its divisors is an integer number (103880).

2⁵⁴⁵³⁴⁹ is an apocalyptic number.

It is an amenable number.

545349 is a deficient number, since it is larger than the sum of its proper divisors (285691).

545349 is a wasteful number, since it uses less digits than its factorization.

545349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25979.

The product of its digits is 10800, while the sum is 30.

The square root of 545349 is about 738.4774878085. The cubic root of 545349 is about 81.7005237007.

It can be divided in two parts, 5 and 45349, that added together give a palindrome (45354).

The spelling of 545349 in words is "five hundred forty-five thousand, three hundred forty-nine".