314429209 has 2 divisors, whose sum is σ = 314429210. Its totient is φ = 314429208.

The previous prime is 314429183. The next prime is 314429239. The reversal of 314429209 is 902924413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231891984 + 82537225 = 15228^2 + 9085^2 .

It is a cyclic number.

It is not a de Polignac number, because 314429209 - 2¹⁵ = 314396441 is a prime.

It is not a weakly prime, because it can be changed into another prime (314429239) 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, 157214604 + 157214605.

It is an arithmetic number, because the mean of its divisors is an integer number (157214605).

Almost surely, 2^314429209 is an apocalyptic number.

It is an amenable number.

314429209 is a deficient number, since it is larger than the sum of its proper divisors (1).

314429209 is an equidigital number, since it uses as much as digits as its factorization.

314429209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 314429209 is about 17732.1518434735. The cubic root of 314429209 is about 679.9979880275.

The spelling of 314429209 in words is "three hundred fourteen million, four hundred twenty-nine thousand, two hundred nine".