313241 has 2 divisors, whose sum is σ = 313242. Its totient is φ = 313240.

The previous prime is 313219. The next prime is 313249. The reversal of 313241 is 142313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225625 + 87616 = 475^2 + 296^2 .

It is a cyclic number.

It is not a de Polignac number, because 313241 - 2¹⁰ = 312217 is a prime.

It is not a weakly prime, because it can be changed into another prime (313249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156620 + 156621.

It is an arithmetic number, because the mean of its divisors is an integer number (156621).

2³¹³²⁴¹ is an apocalyptic number.

It is an amenable number.

313241 is a deficient number, since it is larger than the sum of its proper divisors (1).

313241 is an equidigital number, since it uses as much as digits as its factorization.

313241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72, while the sum is 14.

The square root of 313241 is about 559.6793724982. The cubic root of 313241 is about 67.9140349681.

Adding to 313241 its product of digits (72), we get a palindrome (313313).

Adding to 313241 its reverse (142313), we get a palindrome (455554).

The spelling of 313241 in words is "three hundred thirteen thousand, two hundred forty-one".