685013323 has 2 divisors, whose sum is σ = 685013324. Its totient is φ = 685013322.

The previous prime is 685013309. The next prime is 685013341. The reversal of 685013323 is 323310586.

685013323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 685013323 - 2¹³ = 685005131 is a prime.

It is not a weakly prime, because it can be changed into another prime (685013353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 342506661 + 342506662.

It is an arithmetic number, because the mean of its divisors is an integer number (342506662).

Almost surely, 2^685013323 is an apocalyptic number.

685013323 is a deficient number, since it is larger than the sum of its proper divisors (1).

685013323 is an equidigital number, since it uses as much as digits as its factorization.

685013323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 685013323 is about 26172.7591781990. The cubic root of 685013323 is about 881.5216969670.

It can be divided in two parts, 68501 and 3323, that added together give a square (71824 = 268²).

The spelling of 685013323 in words is "six hundred eighty-five million, thirteen thousand, three hundred twenty-three".