54550543 has 6 divisors (see below), whose sum is σ = 56066136. Its totient is φ = 53074872.

The previous prime is 54550493. The next prime is 54550547. The reversal of 54550543 is 34505545.

It is not a de Polignac number, because 54550543 - 2¹⁷ = 54419471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54550547) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18555 + ... + 21292.

It is an arithmetic number, because the mean of its divisors is an integer number (9344356).

Almost surely, 2^54550543 is an apocalyptic number.

54550543 is a deficient number, since it is larger than the sum of its proper divisors (1515593).

54550543 is an equidigital number, since it uses as much as digits as its factorization.

54550543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39921 (or 39884 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 54550543 is about 7385.8339407273. The cubic root of 54550543 is about 379.2564940391.

The spelling of 54550543 in words is "fifty-four million, five hundred fifty thousand, five hundred forty-three".