263459041 has 2 divisors, whose sum is σ = 263459042. Its totient is φ = 263459040.

The previous prime is 263459039. The next prime is 263459051. The reversal of 263459041 is 140954362.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 261145600 + 2313441 = 16160^2 + 1521^2 .

It is a cyclic number.

It is not a de Polignac number, because 263459041 - 2¹ = 263459039 is a prime.

Together with 263459039, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 263458988 and 263459006.

It is not a weakly prime, because it can be changed into another prime (263459051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131729520 + 131729521.

It is an arithmetic number, because the mean of its divisors is an integer number (131729521).

Almost surely, 2^263459041 is an apocalyptic number.

It is an amenable number.

263459041 is a deficient number, since it is larger than the sum of its proper divisors (1).

263459041 is an equidigital number, since it uses as much as digits as its factorization.

263459041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 263459041 is about 16231.4214103387. The cubic root of 263459041 is about 641.0683985576.

The spelling of 263459041 in words is "two hundred sixty-three million, four hundred fifty-nine thousand, forty-one".