545313263 has 8 divisors (see below), whose sum is σ = 599168640. Its totient is φ = 492171480.

The previous prime is 545313259. The next prime is 545313269. The reversal of 545313263 is 362313545.

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

It is a cyclic number.

It is not a de Polignac number, because 545313263 - 2² = 545313259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545313269) 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 7 ways as a sum of consecutive naturals, for example, 176795 + ... + 179852.

It is an arithmetic number, because the mean of its divisors is an integer number (74896080).

Almost surely, 2^545313263 is an apocalyptic number.

545313263 is a deficient number, since it is larger than the sum of its proper divisors (53855377).

545313263 is a wasteful number, since it uses less digits than its factorization.

545313263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356797.

The product of its digits is 32400, while the sum is 32.

The square root of 545313263 is about 23351.9434523125. The cubic root of 545313263 is about 816.9873903591.

The spelling of 545313263 in words is "five hundred forty-five million, three hundred thirteen thousand, two hundred sixty-three".