127241 has 2 divisors, whose sum is σ = 127242. Its totient is φ = 127240.
The previous prime is 127219. The next prime is 127247. The reversal of 127241 is 142721.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 78400 + 48841 = 280^2 + 221^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-127241 is a prime.
It is a nialpdrome in base 11.
It is not a weakly prime, because it can be changed into another prime (127247) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63620 + 63621.
It is an arithmetic number, because the mean of its divisors is an integer number (63621).
2127241 is an apocalyptic number.
It is an amenable number.
127241 is a deficient number, since it is larger than the sum of its proper divisors (1).
127241 is an equidigital number, since it uses as much as digits as its factorization.
127241 is an evil number, because the sum of its binary digits is even.
The product of its digits is 112, while the sum is 17.
The square root of 127241 is about 356.7085645173. The cubic root of 127241 is about 50.2970319463.
Adding to 127241 its reverse (142721), we get a palindrome (269962).
The spelling of 127241 in words is "one hundred twenty-seven thousand, two hundred forty-one", and thus it is an iban number.
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