545245259 has 4 divisors (see below), whose sum is σ = 587187216. Its totient is φ = 503303304.

The previous prime is 545245247. The next prime is 545245303. The reversal of 545245259 is 952542545.

545245259 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 545245259 - 2⁴ = 545245243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545245159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20970959 + ... + 20970984.

It is an arithmetic number, because the mean of its divisors is an integer number (146796804).

Almost surely, 2^545245259 is an apocalyptic number.

545245259 is a deficient number, since it is larger than the sum of its proper divisors (41941957).

545245259 is a wasteful number, since it uses less digits than its factorization.

545245259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41941956.

The product of its digits is 360000, while the sum is 41.

The square root of 545245259 is about 23350.4873396681. The cubic root of 545245259 is about 816.9534277888.

The spelling of 545245259 in words is "five hundred forty-five million, two hundred forty-five thousand, two hundred fifty-nine".