54511165 has 8 divisors (see below), whose sum is σ = 66148920. Its totient is φ = 43118592.

The previous prime is 54511159. The next prime is 54511201. The reversal of 54511165 is 56111545.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 840889 + 53670276 = 917^2 + 7326^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 54511165 - 2³ = 54511157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60804 + ... + 61693.

It is an arithmetic number, because the mean of its divisors is an integer number (8268615).

Almost surely, 2^54511165 is an apocalyptic number.

It is an amenable number.

54511165 is a deficient number, since it is larger than the sum of its proper divisors (11637755).

54511165 is a wasteful number, since it uses less digits than its factorization.

54511165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122591.

The product of its digits is 3000, while the sum is 28.

The square root of 54511165 is about 7383.1676806097. The cubic root of 54511165 is about 379.1652150383.

The spelling of 54511165 in words is "fifty-four million, five hundred eleven thousand, one hundred sixty-five".