451313 has 2 divisors, whose sum is σ = 451314. Its totient is φ = 451312.

The previous prime is 451309. The next prime is 451331. The reversal of 451313 is 313154.

Together with next prime (451331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247009 + 204304 = 497^2 + 452^2 .

It is a cyclic number.

It is not a de Polignac number, because 451313 - 2² = 451309 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 451291 and 451300.

It is not a weakly prime, because it can be changed into another prime (451303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225656 + 225657.

It is an arithmetic number, because the mean of its divisors is an integer number (225657).

2⁴⁵¹³¹³ is an apocalyptic number.

It is an amenable number.

451313 is a deficient number, since it is larger than the sum of its proper divisors (1).

451313 is an equidigital number, since it uses as much as digits as its factorization.

451313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180, while the sum is 17.

The square root of 451313 is about 671.7983328351. The cubic root of 451313 is about 76.7054015564.

Adding to 451313 its reverse (313154), we get a palindrome (764467).

The spelling of 451313 in words is "four hundred fifty-one thousand, three hundred thirteen".