315088847 has 2 divisors, whose sum is σ = 315088848. Its totient is φ = 315088846.

The previous prime is 315088843. The next prime is 315088853. The reversal of 315088847 is 748880513.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 315088847 - 2² = 315088843 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 315088798 and 315088807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315088843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157544423 + 157544424.

It is an arithmetic number, because the mean of its divisors is an integer number (157544424).

Almost surely, 2^315088847 is an apocalyptic number.

315088847 is a deficient number, since it is larger than the sum of its proper divisors (1).

315088847 is an equidigital number, since it uses as much as digits as its factorization.

315088847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 215040, while the sum is 44.

The square root of 315088847 is about 17750.7421534988. The cubic root of 315088847 is about 680.4731762879.

The spelling of 315088847 in words is "three hundred fifteen million, eighty-eight thousand, eight hundred forty-seven".