263250347 has 2 divisors, whose sum is σ = 263250348. Its totient is φ = 263250346.

The previous prime is 263250289. The next prime is 263250397. The reversal of 263250347 is 743052362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 263250347 - 2¹² = 263246251 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (263250397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131625173 + 131625174.

It is an arithmetic number, because the mean of its divisors is an integer number (131625174).

Almost surely, 2^263250347 is an apocalyptic number.

263250347 is a deficient number, since it is larger than the sum of its proper divisors (1).

263250347 is an equidigital number, since it uses as much as digits as its factorization.

263250347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 263250347 is about 16224.9914329715. The cubic root of 263250347 is about 640.8990838524.

The spelling of 263250347 in words is "two hundred sixty-three million, two hundred fifty thousand, three hundred forty-seven".