315214454473 has 2 divisors, whose sum is σ = 315214454474. Its totient is φ = 315214454472.

The previous prime is 315214454411. The next prime is 315214454537. The reversal of 315214454473 is 374454412513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 298911505984 + 16302948489 = 546728^2 + 127683^2 .

It is a cyclic number.

It is not a de Polignac number, because 315214454473 - 2¹⁷ = 315214323401 is a prime.

It is not a weakly prime, because it can be changed into another prime (315214454273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157607227236 + 157607227237.

It is an arithmetic number, because the mean of its divisors is an integer number (157607227237).

Almost surely, 2^315214454473 is an apocalyptic number.

It is an amenable number.

315214454473 is a deficient number, since it is larger than the sum of its proper divisors (1).

315214454473 is an equidigital number, since it uses as much as digits as its factorization.

315214454473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 806400, while the sum is 43.

Adding to 315214454473 its reverse (374454412513), we get a palindrome (689668866986).

The spelling of 315214454473 in words is "three hundred fifteen billion, two hundred fourteen million, four hundred fifty-four thousand, four hundred seventy-three".