263049427 has 2 divisors, whose sum is σ = 263049428. Its totient is φ = 263049426.

The previous prime is 263049389. The next prime is 263049443. The reversal of 263049427 is 724940362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 263049427 - 2¹⁵ = 263016659 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (263049467) 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, 131524713 + 131524714.

It is an arithmetic number, because the mean of its divisors is an integer number (131524714).

Almost surely, 2^263049427 is an apocalyptic number.

263049427 is a deficient number, since it is larger than the sum of its proper divisors (1).

263049427 is an equidigital number, since it uses as much as digits as its factorization.

263049427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 263049427 is about 16218.7985683280. The cubic root of 263049427 is about 640.7359916736.

Adding to 263049427 its reverse (724940362), we get a palindrome (987989789).

The spelling of 263049427 in words is "two hundred sixty-three million, forty-nine thousand, four hundred twenty-seven".