609313 has 2 divisors, whose sum is σ = 609314. Its totient is φ = 609312.

The previous prime is 609307. The next prime is 609337. The reversal of 609313 is 313906.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 439569 + 169744 = 663^2 + 412^2 .

It is a cyclic number.

It is not a de Polignac number, because 609313 - 2¹⁷ = 478241 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (609373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304656 + 304657.

It is an arithmetic number, because the mean of its divisors is an integer number (304657).

2⁶⁰⁹³¹³ is an apocalyptic number.

It is an amenable number.

609313 is a deficient number, since it is larger than the sum of its proper divisors (1).

609313 is an equidigital number, since it uses as much as digits as its factorization.

609313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 609313 is about 780.5850370075. The cubic root of 609313 is about 84.7774106943. Note that the first 3 decimals are identical.

The spelling of 609313 in words is "six hundred nine thousand, three hundred thirteen".