263055833 has 2 divisors, whose sum is σ = 263055834. Its totient is φ = 263055832.

The previous prime is 263055809. The next prime is 263055847. The reversal of 263055833 is 338550362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174451264 + 88604569 = 13208^2 + 9413^2 .

It is a cyclic number.

It is not a de Polignac number, because 263055833 - 2¹⁴ = 263039449 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 263055793 and 263055802.

It is not a weakly prime, because it can be changed into another prime (263055803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131527916 + 131527917.

It is an arithmetic number, because the mean of its divisors is an integer number (131527917).

Almost surely, 2^263055833 is an apocalyptic number.

It is an amenable number.

263055833 is a deficient number, since it is larger than the sum of its proper divisors (1).

263055833 is an equidigital number, since it uses as much as digits as its factorization.

263055833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 263055833 is about 16218.9960540102. The cubic root of 263055833 is about 640.7411928779.

The spelling of 263055833 in words is "two hundred sixty-three million, fifty-five thousand, eight hundred thirty-three".