263075441 has 2 divisors, whose sum is σ = 263075442. Its totient is φ = 263075440.

The previous prime is 263075401. The next prime is 263075453. The reversal of 263075441 is 144570362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212722225 + 50353216 = 14585^2 + 7096^2 .

It is a cyclic number.

It is not a de Polignac number, because 263075441 - 2¹⁰ = 263074417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 263075398 and 263075407.

It is not a weakly prime, because it can be changed into another prime (263075401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131537720 + 131537721.

It is an arithmetic number, because the mean of its divisors is an integer number (131537721).

Almost surely, 2^263075441 is an apocalyptic number.

It is an amenable number.

263075441 is a deficient number, since it is larger than the sum of its proper divisors (1).

263075441 is an equidigital number, since it uses as much as digits as its factorization.

263075441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 263075441 is about 16219.6005191250. The cubic root of 263075441 is about 640.7571126176.

The spelling of 263075441 in words is "two hundred sixty-three million, seventy-five thousand, four hundred forty-one".