314478785009 has 2 divisors, whose sum is σ = 314478785010. Its totient is φ = 314478785008.

The previous prime is 314478784979. The next prime is 314478785011. The reversal of 314478785009 is 900587874413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312652077409 + 1826707600 = 559153^2 + 42740^2 .

It is an emirp because it is prime and its reverse (900587874413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 314478785009 - 2¹⁶ = 314478719473 is a prime.

Together with 314478785011, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (314478785039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157239392504 + 157239392505.

It is an arithmetic number, because the mean of its divisors is an integer number (157239392505).

Almost surely, 2^314478785009 is an apocalyptic number.

It is an amenable number.

314478785009 is a deficient number, since it is larger than the sum of its proper divisors (1).

314478785009 is an equidigital number, since it uses as much as digits as its factorization.

314478785009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 314478785009 in words is "three hundred fourteen billion, four hundred seventy-eight million, seven hundred eighty-five thousand, nine".