315141227 has 2 divisors, whose sum is σ = 315141228. Its totient is φ = 315141226.

The previous prime is 315141179. The next prime is 315141269. The reversal of 315141227 is 722141513.

It is a strong prime.

It is an emirp because it is prime and its reverse (722141513) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315141227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315141196 and 315141205.

It is not a weakly prime, because it can be changed into another prime (315141287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157570613 + 157570614.

It is an arithmetic number, because the mean of its divisors is an integer number (157570614).

Almost surely, 2^315141227 is an apocalyptic number.

315141227 is a deficient number, since it is larger than the sum of its proper divisors (1).

315141227 is an equidigital number, since it uses as much as digits as its factorization.

315141227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680, while the sum is 26.

The square root of 315141227 is about 17752.2175234532. The cubic root of 315141227 is about 680.5108812193.

The spelling of 315141227 in words is "three hundred fifteen million, one hundred forty-one thousand, two hundred twenty-seven".