395313263 has 2 divisors, whose sum is σ = 395313264. Its totient is φ = 395313262.

The previous prime is 395313227. The next prime is 395313277. The reversal of 395313263 is 362313593.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 395313263 - 2¹⁸ = 395051119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (395363263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197656631 + 197656632.

It is an arithmetic number, because the mean of its divisors is an integer number (197656632).

Almost surely, 2^395313263 is an apocalyptic number.

395313263 is a deficient number, since it is larger than the sum of its proper divisors (1).

395313263 is an equidigital number, since it uses as much as digits as its factorization.

395313263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43740, while the sum is 35.

The square root of 395313263 is about 19882.4863384839. The cubic root of 395313263 is about 733.9173057578.

The spelling of 395313263 in words is "three hundred ninety-five million, three hundred thirteen thousand, two hundred sixty-three".