55055059 has 4 divisors (see below), whose sum is σ = 55129120. Its totient is φ = 54981000.

The previous prime is 55055051. The next prime is 55055071. The reversal of 55055059 is 95055055.

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

It is a cyclic number.

It is not a de Polignac number, because 55055059 - 2³ = 55055051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55055051) 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, 35904 + ... + 37405.

It is an arithmetic number, because the mean of its divisors is an integer number (13782280).

Almost surely, 2^55055059 is an apocalyptic number.

55055059 is a deficient number, since it is larger than the sum of its proper divisors (74061).

55055059 is an equidigital number, since it uses as much as digits as its factorization.

55055059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74060.

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

The square root of 55055059 is about 7419.9096355683. The cubic root of 55055059 is about 380.4221048203.

The spelling of 55055059 in words is "fifty-five million, fifty-five thousand, fifty-nine".