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Number.isSafeInteger(123) //true
Number.isSafeInteger(-123) //true
Number.isSafeInteger(5-2) //true
Number.isSafeInteger(0) //true
Number.isSafeInteger(0.5) //false
Number.isSafeInteger(Math.pow(2, 53)) //false
Number.isSafeInteger(Math.pow(2, 53) - 1) //true
Number.isSafeInteger('123') //false
Number.isSafeInteger(false) //false
Number.isSafeInteger(Infinity) //false
Number.isSafeInteger(-Infinity) //false
Number.isSafeInteger(0 / 0) //false

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