545625311 has 16 divisors (see below), whose sum is σ = 680828928. Its totient is φ = 424807200.

The previous prime is 545625233. The next prime is 545625313. The reversal of 545625311 is 113526545.

It is a cyclic number.

It is not a de Polignac number, because 545625311 - 2¹⁴ = 545608927 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 (545625313) 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, 125921 + ... + 130181.

It is an arithmetic number, because the mean of its divisors is an integer number (42551808).

Almost surely, 2^545625311 is an apocalyptic number.

545625311 is a deficient number, since it is larger than the sum of its proper divisors (135203617).

545625311 is a wasteful number, since it uses less digits than its factorization.

545625311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5942.

The product of its digits is 18000, while the sum is 32.

The square root of 545625311 is about 23358.6239106673. The cubic root of 545625311 is about 817.1431972353.

The spelling of 545625311 in words is "five hundred forty-five million, six hundred twenty-five thousand, three hundred eleven".