545098313 has 4 divisors (see below), whose sum is σ = 550495428. Its totient is φ = 539701200.

The previous prime is 545098249. The next prime is 545098331. The reversal of 545098313 is 313890545.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 535783609 + 9314704 = 23147^2 + 3052^2 .

It is a cyclic number.

It is not a de Polignac number, because 545098313 - 2⁶ = 545098249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545098363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2698406 + ... + 2698607.

It is an arithmetic number, because the mean of its divisors is an integer number (137623857).

Almost surely, 2^545098313 is an apocalyptic number.

It is an amenable number.

545098313 is a deficient number, since it is larger than the sum of its proper divisors (5397115).

545098313 is a wasteful number, since it uses less digits than its factorization.

545098313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5397114.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 545098313 is about 23347.3405980210. The cubic root of 545098313 is about 816.8800303452.

The spelling of 545098313 in words is "five hundred forty-five million, ninety-eight thousand, three hundred thirteen".