54820242103 has 4 divisors (see below), whose sum is σ = 59803900488. Its totient is φ = 49836583720.

The previous prime is 54820242083. The next prime is 54820242131. The reversal of 54820242103 is 30124202845.

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

It is a de Polignac number, because none of the positive numbers 2^k-54820242103 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 (54820243103) 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 3 ways as a sum of consecutive naturals, for example, 2491829176 + ... + 2491829197.

It is an arithmetic number, because the mean of its divisors is an integer number (14950975122).

Almost surely, 2^54820242103 is an apocalyptic number.

54820242103 is a deficient number, since it is larger than the sum of its proper divisors (4983658385).

54820242103 is a wasteful number, since it uses less digits than its factorization.

54820242103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4983658384.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 54820242103 its reverse (30124202845), we get a palindrome (84944444948).

The spelling of 54820242103 in words is "fifty-four billion, eight hundred twenty million, two hundred forty-two thousand, one hundred three".