"Cullen prime" meaning in English

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  "lang_code": "en",
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      "glosses": [
        "A Cullen number that is prime."
      ],
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      "raw_glosses": [
        "(mathematics) A Cullen number that is prime."
      ],
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        "mathematics",
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  "word": "Cullen prime"
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      "glosses": [
        "A Cullen number that is prime."
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      "raw_glosses": [
        "(mathematics) A Cullen number that is prime."
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  "word": "Cullen prime"
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