314481647 has 2 divisors, whose sum is σ = 314481648. Its totient is φ = 314481646.

The previous prime is 314481641. The next prime is 314481689. The reversal of 314481647 is 746184413.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 314481647 - 2⁴ = 314481631 is a prime.

It is equal to p_16993622 and since 314481647 and 16993622 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 314481647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314481641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157240823 + 157240824.

It is an arithmetic number, because the mean of its divisors is an integer number (157240824).

Almost surely, 2^314481647 is an apocalyptic number.

314481647 is a deficient number, since it is larger than the sum of its proper divisors (1).

314481647 is an equidigital number, since it uses as much as digits as its factorization.

314481647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 38.

The square root of 314481647 is about 17733.6303953815. The cubic root of 314481647 is about 680.0357874764.

The spelling of 314481647 in words is "three hundred fourteen million, four hundred eighty-one thousand, six hundred forty-seven".