5055559 has 2 divisors, whose sum is σ = 5055560. Its totient is φ = 5055558.

The previous prime is 5055551. The next prime is 5055563. The reversal of 5055559 is 9555505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5055559 - 2³ = 5055551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5055551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2527779 + 2527780.

It is an arithmetic number, because the mean of its divisors is an integer number (2527780).

Almost surely, 2^5055559 is an apocalyptic number.

5055559 is a deficient number, since it is larger than the sum of its proper divisors (1).

5055559 is an equidigital number, since it uses as much as digits as its factorization.

5055559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28125, while the sum is 34.

The square root of 5055559 is about 2248.4570264962. The cubic root of 5055559 is about 171.6286267972.

The spelling of 5055559 in words is "five million, fifty-five thousand, five hundred fifty-nine".