55600003 has 4 divisors (see below), whose sum is σ = 55879600. Its totient is φ = 55320408.

The previous prime is 55600001. The next prime is 55600009. The reversal of 55600003 is 30000655.

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

It is not a de Polignac number, because 55600003 - 2¹ = 55600001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55600001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139500 + ... + 139897.

It is an arithmetic number, because the mean of its divisors is an integer number (13969900).

Almost surely, 2^55600003 is an apocalyptic number.

55600003 is a deficient number, since it is larger than the sum of its proper divisors (279597).

55600003 is a wasteful number, since it uses less digits than its factorization.

55600003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279596.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 55600003 is about 7456.5409540886. The cubic root of 55600003 is about 381.6731463043.

Adding to 55600003 its reverse (30000655), we get a palindrome (85600658).

The spelling of 55600003 in words is "fifty-five million, six hundred thousand, three".