545324319 has 24 divisors (see below), whose sum is σ = 852388992. Its totient is φ = 347739480.

The previous prime is 545324293. The next prime is 545324321. The reversal of 545324319 is 913423545.

It is not a de Polignac number, because 545324319 - 2⁵ = 545324287 is a prime.

It is a super-2 number, since 2×545324319² = 594757225785627522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545326319) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43197 + ... + 54374.

It is an arithmetic number, because the mean of its divisors is an integer number (35516208).

Almost surely, 2^545324319 is an apocalyptic number.

545324319 is a deficient number, since it is larger than the sum of its proper divisors (307064673).

545324319 is an equidigital number, since it uses as much as digits as its factorization.

545324319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97609 (or 97597 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 545324319 is about 23352.1801765916. The cubic root of 545324319 is about 816.9929116819.

The spelling of 545324319 in words is "five hundred forty-five million, three hundred twenty-four thousand, three hundred nineteen".