314852509 has 2 divisors, whose sum is σ = 314852510. Its totient is φ = 314852508.

The previous prime is 314852491. The next prime is 314852519. The reversal of 314852509 is 905258413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 314069284 + 783225 = 17722^2 + 885^2 .

It is a cyclic number.

It is not a de Polignac number, because 314852509 - 2⁷ = 314852381 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314852519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157426254 + 157426255.

It is an arithmetic number, because the mean of its divisors is an integer number (157426255).

Almost surely, 2^314852509 is an apocalyptic number.

It is an amenable number.

314852509 is a deficient number, since it is larger than the sum of its proper divisors (1).

314852509 is an equidigital number, since it uses as much as digits as its factorization.

314852509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 314852509 is about 17744.0837745994. The cubic root of 314852509 is about 680.3030000589.

The spelling of 314852509 in words is "three hundred fourteen million, eight hundred fifty-two thousand, five hundred nine".