55207 has 2 divisors, whose sum is σ = 55208. Its totient is φ = 55206.

The previous prime is 55201. The next prime is 55213. The reversal of 55207 is 70255.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (55201) and next prime (55213).

It is a cyclic number.

It is not a de Polignac number, because 55207 - 2⁷ = 55079 is a prime.

It is equal to p₅₆₀₈ and since 55207 and 5608 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55201) 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 as a sum of consecutive naturals, namely, 27603 + 27604.

It is an arithmetic number, because the mean of its divisors is an integer number (27604).

2⁵⁵²⁰⁷ is an apocalyptic number.

55207 is a deficient number, since it is larger than the sum of its proper divisors (1).

55207 is an equidigital number, since it uses as much as digits as its factorization.

55207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 350, while the sum is 19.

The square root of 55207 is about 234.9616990065. The cubic root of 55207 is about 38.0771746456.

It can be divided in two parts, 55 and 207, that added together give a palindrome (262).

The spelling of 55207 in words is "fifty-five thousand, two hundred seven".