727313 has 2 divisors, whose sum is σ = 727314. Its totient is φ = 727312.

The previous prime is 727297. The next prime is 727327. The reversal of 727313 is 313727.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 394384 + 332929 = 628^2 + 577^2 .

It is an emirp because it is prime and its reverse (313727) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 727313 - 2⁴ = 727297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (727343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363656 + 363657.

It is an arithmetic number, because the mean of its divisors is an integer number (363657).

2⁷²⁷³¹³ is an apocalyptic number.

It is an amenable number.

727313 is a deficient number, since it is larger than the sum of its proper divisors (1).

727313 is an equidigital number, since it uses as much as digits as its factorization.

727313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 882, while the sum is 23.

The square root of 727313 is about 852.8264770749. The cubic root of 727313 is about 89.9305225108.

It can be divided in two parts, 7273 and 13, that multiplied together give a palindrome (94549).

The spelling of 727313 in words is "seven hundred twenty-seven thousand, three hundred thirteen".