314211321 has 6 divisors (see below), whose sum is σ = 453860810. Its totient is φ = 209474208.

The previous prime is 314211311. The next prime is 314211329. The reversal of 314211321 is 123112413.

It can be written as a sum of positive squares in only one way, i.e., 183223296 + 130988025 = 13536^2 + 11445^2 .

It is not a de Polignac number, because 314211321 - 2¹⁰ = 314210297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 314211294 and 314211303.

It is not an unprimeable number, because it can be changed into a prime (314211329) 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 in 5 ways as a sum of consecutive naturals, for example, 17456176 + ... + 17456193.

Almost surely, 2^314211321 is an apocalyptic number.

It is an amenable number.

314211321 is a deficient number, since it is larger than the sum of its proper divisors (139649489).

314211321 is a wasteful number, since it uses less digits than its factorization.

314211321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34912375 (or 34912372 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 314211321 is about 17726.0069107512. The cubic root of 314211321 is about 679.8408804449.

Adding to 314211321 its reverse (123112413), we get a palindrome (437323734).

The spelling of 314211321 in words is "three hundred fourteen million, two hundred eleven thousand, three hundred twenty-one".