54111500 has 24 divisors (see below), whose sum is σ = 118180608. Its totient is φ = 21644400.

The previous prime is 54111439. The next prime is 54111503. The reversal of 54111500 is 511145.

54111500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (54111503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53612 + ... + 54611.

It is an arithmetic number, because the mean of its divisors is an integer number (4924192).

Almost surely, 2^54111500 is an apocalyptic number.

54111500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

54111500 is an abundant number, since it is smaller than the sum of its proper divisors (64069108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54111500 is a wasteful number, since it uses less digits than its factorization.

54111500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108242 (or 108230 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 54111500 is about 7356.0519302137. The cubic root of 54111500 is about 378.2362864844.

Adding to 54111500 its reverse (511145), we get a palindrome (54622645).

The spelling of 54111500 in words is "fifty-four million, one hundred eleven thousand, five hundred".