314261 has 2 divisors, whose sum is σ = 314262. Its totient is φ = 314260.

The previous prime is 314257. The next prime is 314263. The reversal of 314261 is 162413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244036 + 70225 = 494^2 + 265^2 .

It is an emirp because it is prime and its reverse (162413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 314261 - 2² = 314257 is a prime.

It is a super-2 number, since 2×314261² = 197519952242, which contains 22 as substring.

Together with 314263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 314261.

It is not a weakly prime, because it can be changed into another prime (314263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157130 + 157131.

It is an arithmetic number, because the mean of its divisors is an integer number (157131).

2³¹⁴²⁶¹ is an apocalyptic number.

It is an amenable number.

314261 is a deficient number, since it is larger than the sum of its proper divisors (1).

314261 is an equidigital number, since it uses as much as digits as its factorization.

314261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 17.

The square root of 314261 is about 560.5898679070. The cubic root of 314261 is about 67.9876707751.

Adding to 314261 its reverse (162413), we get a palindrome (476674).

It can be divided in two parts, 314 and 261, that added together give a palindrome (575).

The spelling of 314261 in words is "three hundred fourteen thousand, two hundred sixty-one".