253343 has 2 divisors, whose sum is σ = 253344. Its totient is φ = 253342.
The previous prime is 253321. The next prime is 253349. The reversal of 253343 is 343352.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 253343 - 210 = 252319 is a prime.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (253349) 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, 126671 + 126672.
It is an arithmetic number, because the mean of its divisors is an integer number (126672).
2253343 is an apocalyptic number.
253343 is a deficient number, since it is larger than the sum of its proper divisors (1).
253343 is an equidigital number, since it uses as much as digits as its factorization.
253343 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1080, while the sum is 20.
The square root of 253343 is about 503.3318984527. The cubic root of 253343 is about 63.2756045210.
Adding to 253343 its reverse (343352), we get a palindrome (596695).
Subtracting 253343 from its reverse (343352), we obtain a palindrome (90009).
The spelling of 253343 in words is "two hundred fifty-three thousand, three hundred forty-three".
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