315063271 has 2 divisors, whose sum is σ = 315063272. Its totient is φ = 315063270.

The previous prime is 315063241. The next prime is 315063313. The reversal of 315063271 is 172360513.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 315063271 - 2¹¹ = 315061223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315063211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157531635 + 157531636.

It is an arithmetic number, because the mean of its divisors is an integer number (157531636).

Almost surely, 2^315063271 is an apocalyptic number.

315063271 is a deficient number, since it is larger than the sum of its proper divisors (1).

315063271 is an equidigital number, since it uses as much as digits as its factorization.

315063271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 315063271 is about 17750.0217182966. The cubic root of 315063271 is about 680.4547642823.

The spelling of 315063271 in words is "three hundred fifteen million, sixty-three thousand, two hundred seventy-one".