315303127 has 2 divisors, whose sum is σ = 315303128. Its totient is φ = 315303126.

The previous prime is 315303089. The next prime is 315303143. The reversal of 315303127 is 721303513.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315303127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315303827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157651563 + 157651564.

It is an arithmetic number, because the mean of its divisors is an integer number (157651564).

Almost surely, 2^315303127 is an apocalyptic number.

315303127 is a deficient number, since it is larger than the sum of its proper divisors (1).

315303127 is an equidigital number, since it uses as much as digits as its factorization.

315303127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 315303127 is about 17756.7769316394. The cubic root of 315303127 is about 680.6273960182.

The spelling of 315303127 in words is "three hundred fifteen million, three hundred three thousand, one hundred twenty-seven".