314518249 has 2 divisors, whose sum is σ = 314518250. Its totient is φ = 314518248.

The previous prime is 314518223. The next prime is 314518279. The reversal of 314518249 is 942815413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 286692624 + 27825625 = 16932^2 + 5275^2 .

It is a cyclic number.

It is not a de Polignac number, because 314518249 - 2²¹ = 312421097 is a prime.

It is a super-3 number, since 3×314518249³ (a number of 26 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (314518279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157259124 + 157259125.

It is an arithmetic number, because the mean of its divisors is an integer number (157259125).

Almost surely, 2^314518249 is an apocalyptic number.

It is an amenable number.

314518249 is a deficient number, since it is larger than the sum of its proper divisors (1).

314518249 is an equidigital number, since it uses as much as digits as its factorization.

314518249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 37.

The square root of 314518249 is about 17734.6623593459. The cubic root of 314518249 is about 680.0621692006.

The spelling of 314518249 in words is "three hundred fourteen million, five hundred eighteen thousand, two hundred forty-nine".