55079 has 2 divisors, whose sum is σ = 55080. Its totient is φ = 55078.
The previous prime is 55073. The next prime is 55103. The reversal of 55079 is 97055.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-55079 is a 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 (55073) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27539 + 27540.
It is an arithmetic number, because the mean of its divisors is an integer number (27540).
255079 is an apocalyptic number.
55079 is a deficient number, since it is larger than the sum of its proper divisors (1).
55079 is an equidigital number, since it uses as much as digits as its factorization.
55079 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1575, while the sum is 26.
The square root of 55079 is about 234.6891561193. The cubic root of 55079 is about 38.0477239722.
The spelling of 55079 in words is "fifty-five thousand, seventy-nine".
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