55606003 has 2 divisors, whose sum is σ = 55606004. Its totient is φ = 55606002.

The previous prime is 55605941. The next prime is 55606007. The reversal of 55606003 is 30060655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55606003 - 2⁹ = 55605491 is a prime.

It is equal to p_3316156 and since 55606003 and 3316156 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (55606007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27803001 + 27803002.

It is an arithmetic number, because the mean of its divisors is an integer number (27803002).

Almost surely, 2^55606003 is an apocalyptic number.

55606003 is a deficient number, since it is larger than the sum of its proper divisors (1).

55606003 is an equidigital number, since it uses as much as digits as its factorization.

55606003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 55606003 is about 7456.9432745596. The cubic root of 55606003 is about 381.6868750596.

Adding to 55606003 its reverse (30060655), we get a palindrome (85666658).

The spelling of 55606003 in words is "fifty-five million, six hundred six thousand, three".