54321755 has 4 divisors (see below), whose sum is σ = 65186112. Its totient is φ = 43457400.

The previous prime is 54321731. The next prime is 54321763. The reversal of 54321755 is 55712345.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 54321755 - 2⁸ = 54321499 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5432171 + ... + 5432180.

It is an arithmetic number, because the mean of its divisors is an integer number (16296528).

Almost surely, 2^54321755 is an apocalyptic number.

54321755 is a deficient number, since it is larger than the sum of its proper divisors (10864357).

54321755 is a wasteful number, since it uses less digits than its factorization.

54321755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10864356.

The product of its digits is 21000, while the sum is 32.

The square root of 54321755 is about 7370.3293684882. The cubic root of 54321755 is about 378.7255434836.

The spelling of 54321755 in words is "fifty-four million, three hundred twenty-one thousand, seven hundred fifty-five".