318601 has 2 divisors, whose sum is σ = 318602. Its totient is φ = 318600.

The previous prime is 318589. The next prime is 318629. The reversal of 318601 is 106813.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251001 + 67600 = 501^2 + 260^2 .

It is a cyclic number.

It is not a de Polignac number, because 318601 - 2⁵ = 318569 is a prime.

318601 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (318641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159300 + 159301.

It is an arithmetic number, because the mean of its divisors is an integer number (159301).

2³¹⁸⁶⁰¹ is an apocalyptic number.

It is an amenable number.

318601 is a deficient number, since it is larger than the sum of its proper divisors (1).

318601 is an equidigital number, since it uses as much as digits as its factorization.

318601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 318601 is about 564.4475174894. The cubic root of 318601 is about 68.2992149064.

It can be divided in two parts, 318 and 601, that added together give a palindrome (919).

The spelling of 318601 in words is "three hundred eighteen thousand, six hundred one".