314341021 has 2 divisors, whose sum is σ = 314341022. Its totient is φ = 314341020.

The previous prime is 314341009. The next prime is 314341043. The reversal of 314341021 is 120143413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 298252900 + 16088121 = 17270^2 + 4011^2 .

It is a cyclic number.

It is not a de Polignac number, because 314341021 - 2⁷ = 314340893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 314341021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314341081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157170510 + 157170511.

It is an arithmetic number, because the mean of its divisors is an integer number (157170511).

Almost surely, 2^314341021 is an apocalyptic number.

It is an amenable number.

314341021 is a deficient number, since it is larger than the sum of its proper divisors (1).

314341021 is an equidigital number, since it uses as much as digits as its factorization.

314341021 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 314341021 is about 17729.6649996552. The cubic root of 314341021 is about 679.9344090426.

Adding to 314341021 its reverse (120143413), we get a palindrome (434484434).

The spelling of 314341021 in words is "three hundred fourteen million, three hundred forty-one thousand, twenty-one".