314888513 has 2 divisors, whose sum is σ = 314888514. Its totient is φ = 314888512.

The previous prime is 314888489. The next prime is 314888557. The reversal of 314888513 is 315888413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208860304 + 106028209 = 14452^2 + 10297^2 .

It is an emirp because it is prime and its reverse (315888413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 314888513 - 2⁸ = 314888257 is a prime.

It is not a weakly prime, because it can be changed into another prime (314888573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157444256 + 157444257.

It is an arithmetic number, because the mean of its divisors is an integer number (157444257).

Almost surely, 2^314888513 is an apocalyptic number.

It is an amenable number.

314888513 is a deficient number, since it is larger than the sum of its proper divisors (1).

314888513 is an equidigital number, since it uses as much as digits as its factorization.

314888513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 41.

The square root of 314888513 is about 17745.0982809338. The cubic root of 314888513 is about 680.3289303966.

The spelling of 314888513 in words is "three hundred fourteen million, eight hundred eighty-eight thousand, five hundred thirteen".