5565506603 has 2 divisors, whose sum is σ = 5565506604. Its totient is φ = 5565506602.

The previous prime is 5565506587. The next prime is 5565506633. The reversal of 5565506603 is 3066055655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5565506603 - 2⁴ = 5565506587 is a prime.

It is not a weakly prime, because it can be changed into another prime (5565506633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782753301 + 2782753302.

It is an arithmetic number, because the mean of its divisors is an integer number (2782753302).

Almost surely, 2^5565506603 is an apocalyptic number.

5565506603 is a deficient number, since it is larger than the sum of its proper divisors (1).

5565506603 is an equidigital number, since it uses as much as digits as its factorization.

5565506603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405000, while the sum is 41.

The square root of 5565506603 is about 74602.3230402378. The cubic root of 5565506603 is about 1772.1544411478.

The spelling of 5565506603 in words is "five billion, five hundred sixty-five million, five hundred six thousand, six hundred three".