545313252 has 48 divisors (see below), whose sum is σ = 1425598272. Its totient is φ = 160778880.

The previous prime is 545313193. The next prime is 545313257. The reversal of 545313252 is 252313545.

It is not an unprimeable number, because it can be changed into a prime (545313257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50943 + ... + 60710.

It is an arithmetic number, because the mean of its divisors is an integer number (29699964).

Almost surely, 2^545313252 is an apocalyptic number.

It is an amenable number.

545313252 is an abundant number, since it is smaller than the sum of its proper divisors (880285020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545313252 is a wasteful number, since it uses less digits than its factorization.

545313252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111708 (or 111706 counting only the distinct ones).

The product of its digits is 18000, while the sum is 30.

The square root of 545313252 is about 23351.9432167860. The cubic root of 545313252 is about 816.9873848657.

Adding to 545313252 its reverse (252313545), we get a palindrome (797626797).

The spelling of 545313252 in words is "five hundred forty-five million, three hundred thirteen thousand, two hundred fifty-two".