403241 has 2 divisors, whose sum is σ = 403242. Its totient is φ = 403240.
The previous prime is 403219. The next prime is 403243. The reversal of 403241 is 142304.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 403225 + 16 = 635^2 + 4^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-403241 is a prime.
It is a Sophie Germain prime.
Together with 403243, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (403243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201620 + 201621.
It is an arithmetic number, because the mean of its divisors is an integer number (201621).
2403241 is an apocalyptic number.
It is an amenable number.
403241 is a deficient number, since it is larger than the sum of its proper divisors (1).
403241 is an equidigital number, since it uses as much as digits as its factorization.
403241 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 403241 is about 635.0125983002. The cubic root of 403241 is about 73.8790940172.
Adding to 403241 its reverse (142304), we get a palindrome (545545).
The spelling of 403241 in words is "four hundred three thousand, two hundred forty-one", and thus it is an iban number.
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