314287397 has 2 divisors, whose sum is σ = 314287398. Its totient is φ = 314287396.

The previous prime is 314287373. The next prime is 314287447. The reversal of 314287397 is 793782413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295633636 + 18653761 = 17194^2 + 4319^2 .

It is a cyclic number.

It is not a de Polignac number, because 314287397 - 2⁶ = 314287333 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 (314287097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157143698 + 157143699.

It is an arithmetic number, because the mean of its divisors is an integer number (157143699).

Almost surely, 2^314287397 is an apocalyptic number.

It is an amenable number.

314287397 is a deficient number, since it is larger than the sum of its proper divisors (1).

314287397 is an equidigital number, since it uses as much as digits as its factorization.

314287397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 44.

The square root of 314287397 is about 17728.1526674383. The cubic root of 314287397 is about 679.8957430993.

The spelling of 314287397 in words is "three hundred fourteen million, two hundred eighty-seven thousand, three hundred ninety-seven".