545345112 has 64 divisors (see below), whose sum is σ = 1479905280. Its totient is φ = 166465152.

The previous prime is 545345069. The next prime is 545345117. The reversal of 545345112 is 211543545.

It is a super-3 number, since 3×545345112³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 545345112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545345117) 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, 32743 + ... + 46505.

It is an arithmetic number, because the mean of its divisors is an integer number (23123520).

Almost surely, 2^545345112 is an apocalyptic number.

545345112 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545345112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (739952640).

545345112 is an abundant number, since it is smaller than the sum of its proper divisors (934560168).

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

545345112 is a wasteful number, since it uses less digits than its factorization.

545345112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13912 (or 13908 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 545345112 is about 23352.6253770320. The cubic root of 545345112 is about 817.0032954218.

Adding to 545345112 its reverse (211543545), we get a palindrome (756888657).

The spelling of 545345112 in words is "five hundred forty-five million, three hundred forty-five thousand, one hundred twelve".