263483567 has 2 divisors, whose sum is σ = 263483568. Its totient is φ = 263483566.

The previous prime is 263483513. The next prime is 263483573. The reversal of 263483567 is 765384362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 263483567 - 2⁶ = 263483503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263488567) 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, 131741783 + 131741784.

It is an arithmetic number, because the mean of its divisors is an integer number (131741784).

Almost surely, 2^263483567 is an apocalyptic number.

263483567 is a deficient number, since it is larger than the sum of its proper divisors (1).

263483567 is an equidigital number, since it uses as much as digits as its factorization.

263483567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 44.

The square root of 263483567 is about 16232.1769026831. The cubic root of 263483567 is about 641.0882907776.

The spelling of 263483567 in words is "two hundred sixty-three million, four hundred eighty-three thousand, five hundred sixty-seven".