314144209 has 2 divisors, whose sum is σ = 314144210. Its totient is φ = 314144208.

The previous prime is 314144183. The next prime is 314144219. The reversal of 314144209 is 902441413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 313183809 + 960400 = 17697^2 + 980^2 .

It is a cyclic number.

It is not a de Polignac number, because 314144209 - 2¹¹ = 314142161 is a prime.

It is not a weakly prime, because it can be changed into another prime (314144219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157072104 + 157072105.

It is an arithmetic number, because the mean of its divisors is an integer number (157072105).

Almost surely, 2^314144209 is an apocalyptic number.

It is an amenable number.

314144209 is a deficient number, since it is larger than the sum of its proper divisors (1).

314144209 is an equidigital number, since it uses as much as digits as its factorization.

314144209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 314144209 is about 17724.1137719210. The cubic root of 314144209 is about 679.7924748796.

The spelling of 314144209 in words is "three hundred fourteen million, one hundred forty-four thousand, two hundred nine".