315445065232487 has 2 divisors, whose sum is σ = 315445065232488. Its totient is φ = 315445065232486.

The previous prime is 315445065232421. The next prime is 315445065232579. The reversal of 315445065232487 is 784232560544513.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 315445065232487 - 2¹⁴ = 315445065216103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315445065232987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157722532616243 + 157722532616244.

It is an arithmetic number, because the mean of its divisors is an integer number (157722532616244).

Almost surely, 2^{315445065232487} is an apocalyptic number.

315445065232487 is a deficient number, since it is larger than the sum of its proper divisors (1).

315445065232487 is an equidigital number, since it uses as much as digits as its factorization.

315445065232487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768000, while the sum is 59.

The spelling of 315445065232487 in words is "three hundred fifteen trillion, four hundred forty-five billion, sixty-five million, two hundred thirty-two thousand, four hundred eighty-seven".