727252641317 has 2 divisors, whose sum is σ = 727252641318. Its totient is φ = 727252641316.

The previous prime is 727252641217. The next prime is 727252641319. The reversal of 727252641317 is 713146252727.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 365433549121 + 361819092196 = 604511^2 + 601514^2 .

It is an emirp because it is prime and its reverse (713146252727) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 727252641317 - 2⁸ = 727252641061 is a prime.

Together with 727252641319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (727252641319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363626320658 + 363626320659.

It is an arithmetic number, because the mean of its divisors is an integer number (363626320659).

Almost surely, 2^727252641317 is an apocalyptic number.

It is an amenable number.

727252641317 is a deficient number, since it is larger than the sum of its proper divisors (1).

727252641317 is an equidigital number, since it uses as much as digits as its factorization.

727252641317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 987840, while the sum is 47.

The spelling of 727252641317 in words is "seven hundred twenty-seven billion, two hundred fifty-two million, six hundred forty-one thousand, three hundred seventeen".