545304055 has 4 divisors (see below), whose sum is σ = 654364872. Its totient is φ = 436243240.

The previous prime is 545304049. The next prime is 545304061. The reversal of 545304055 is 550403545.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (545304049) and next prime (545304061).

It is not a de Polignac number, because 545304055 - 2²⁹ = 8433143 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54530401 + ... + 54530410.

It is an arithmetic number, because the mean of its divisors is an integer number (163591218).

Almost surely, 2^545304055 is an apocalyptic number.

545304055 is a deficient number, since it is larger than the sum of its proper divisors (109060817).

545304055 is a wasteful number, since it uses less digits than its factorization.

545304055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109060816.

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 545304055 is about 23351.7462944423. The cubic root of 545304055 is about 816.9827918633.

It can be divided in two parts, 54530 and 4055, that added together give a palindrome (58585).

The spelling of 545304055 in words is "five hundred forty-five million, three hundred four thousand, fifty-five".