545553303 has 8 divisors (see below), whose sum is σ = 734203008. Its totient is φ = 360302904.

The previous prime is 545553301. The next prime is 545553313. The reversal of 545553303 is 303355545.

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

It is not a de Polignac number, because 545553303 - 2¹ = 545553301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545553301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 849451 + ... + 850092.

It is an arithmetic number, because the mean of its divisors is an integer number (91775376).

Almost surely, 2^545553303 is an apocalyptic number.

545553303 is a deficient number, since it is larger than the sum of its proper divisors (188649705).

545553303 is a wasteful number, since it uses less digits than its factorization.

545553303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699653.

The product of its (nonzero) digits is 67500, while the sum is 33.

The square root of 545553303 is about 23357.0825018879. The cubic root of 545553303 is about 817.1072486122.

The spelling of 545553303 in words is "five hundred forty-five million, five hundred fifty-three thousand, three hundred three".