314310421 has 2 divisors, whose sum is σ = 314310422. Its totient is φ = 314310420.

The previous prime is 314310419. The next prime is 314310431. The reversal of 314310421 is 124013413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186868900 + 127441521 = 13670^2 + 11289^2 .

It is an emirp because it is prime and its reverse (124013413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 314310421 - 2¹ = 314310419 is a prime.

Together with 314310419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314310401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157155210 + 157155211.

It is an arithmetic number, because the mean of its divisors is an integer number (157155211).

Almost surely, 2^314310421 is an apocalyptic number.

It is an amenable number.

314310421 is a deficient number, since it is larger than the sum of its proper divisors (1).

314310421 is an equidigital number, since it uses as much as digits as its factorization.

314310421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 314310421 is about 17728.8020181850. The cubic root of 314310421 is about 679.9123452470.

Adding to 314310421 its reverse (124013413), we get a palindrome (438323834).

The spelling of 314310421 in words is "three hundred fourteen million, three hundred ten thousand, four hundred twenty-one".