54459911 has 16 divisors (see below), whose sum is σ = 60922368. Its totient is φ = 48266400.

The previous prime is 54459877. The next prime is 54459917. The reversal of 54459911 is 11995445.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54459911 is a prime.

It is a super-2 number, since 2×54459911² = 5931763812255842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54459917) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 80105 + ... + 80781.

It is an arithmetic number, because the mean of its divisors is an integer number (3807648).

Almost surely, 2^54459911 is an apocalyptic number.

54459911 is a deficient number, since it is larger than the sum of its proper divisors (6462457).

54459911 is a wasteful number, since it uses less digits than its factorization.

54459911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862.

The product of its digits is 32400, while the sum is 38.

The square root of 54459911 is about 7379.6958609417. The cubic root of 54459911 is about 379.0463413607.

The spelling of 54459911 in words is "fifty-four million, four hundred fifty-nine thousand, nine hundred eleven".