263047 has 2 divisors, whose sum is σ = 263048.
Its totient is φ = 263046.
The previous prime is 263023. The next prime is 263063. The reversal of 263047 is 740362.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 263047 - 211 = 260999 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (263077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131523 + 131524.
It is an arithmetic number, because the mean of its divisors is an integer number (131524).
2263047 is an apocalyptic number.
263047 is a deficient number, since it is larger than the sum of its proper divisors (1).
263047 is an equidigital number, since it uses as much as digits as its factorization.
263047 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1008, while the sum is 22.
The square root of 263047 is about 512.8810778338.
The cubic root of 263047 is about 64.0734021105.
The spelling of 263047 in words is "two hundred sixty-three thousand, forty-seven".