Short answer
Yes, 1400 is a strong SAT score for many schools. For highly selective colleges, it may be below or near the lower end of the middle 50 range.
Next step
Compare 1400 with the middle 50 percent range at each target college, then decide whether a retake has enough upside.
Useful calculators
SAT Score Calculator
Estimate your SAT total score and percentile range from Reading/Writing and Math scores.
ACT Score Calculator
Calculate your ACT composite score from English, Math, Reading and Science section scores.
IELTS Band Calculator
Calculate your IELTS overall band from Listening, Reading, Writing and Speaking scores.
TOEFL Score Calculator
Add TOEFL section scores and understand your estimated total and university readiness band.