54111085 has 32 divisors (see below), whose sum is σ = 79142400. Its totient is φ = 34670592.

The previous prime is 54111073. The next prime is 54111091. The reversal of 54111085 is 58011145.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 54111085 - 2¹⁵ = 54078317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118177 + ... + 118633.

It is an arithmetic number, because the mean of its divisors is an integer number (2473200).

Almost surely, 2^54111085 is an apocalyptic number.

It is an amenable number.

54111085 is a deficient number, since it is larger than the sum of its proper divisors (25031315).

54111085 is a wasteful number, since it uses less digits than its factorization.

54111085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685.

The product of its (nonzero) digits is 800, while the sum is 25.

The square root of 54111085 is about 7356.0237220933. The cubic root of 54111085 is about 378.2353195398.

The spelling of 54111085 in words is "fifty-four million, one hundred eleven thousand, eighty-five".