263284897 has 2 divisors, whose sum is σ = 263284898. Its totient is φ = 263284896.

The previous prime is 263284871. The next prime is 263284907. The reversal of 263284897 is 798482362.

263284897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186704896 + 76580001 = 13664^2 + 8751^2 .

It is a cyclic number.

It is not a de Polignac number, because 263284897 - 2¹⁹ = 262760609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 263284897.

It is not a weakly prime, because it can be changed into another prime (263284807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131642448 + 131642449.

It is an arithmetic number, because the mean of its divisors is an integer number (131642449).

Almost surely, 2^263284897 is an apocalyptic number.

It is an amenable number.

263284897 is a deficient number, since it is larger than the sum of its proper divisors (1).

263284897 is an equidigital number, since it uses as much as digits as its factorization.

263284897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 49.

The square root of 263284897 is about 16226.0561135477. The cubic root of 263284897 is about 640.9271206558.

The spelling of 263284897 in words is "two hundred sixty-three million, two hundred eighty-four thousand, eight hundred ninety-seven".