727247513 has 2 divisors, whose sum is σ = 727247514. Its totient is φ = 727247512.

The previous prime is 727247489. The next prime is 727247579. The reversal of 727247513 is 315742727.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 726140809 + 1106704 = 26947^2 + 1052^2 .

It is a cyclic number.

It is not a de Polignac number, because 727247513 - 2⁶ = 727247449 is a prime.

It is not a weakly prime, because it can be changed into another prime (727207513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363623756 + 363623757.

It is an arithmetic number, because the mean of its divisors is an integer number (363623757).

Almost surely, 2^727247513 is an apocalyptic number.

It is an amenable number.

727247513 is a deficient number, since it is larger than the sum of its proper divisors (1).

727247513 is an equidigital number, since it uses as much as digits as its factorization.

727247513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82320, while the sum is 38.

The square root of 727247513 is about 26967.5270093496. The cubic root of 727247513 is about 899.2782332586.

The spelling of 727247513 in words is "seven hundred twenty-seven million, two hundred forty-seven thousand, five hundred thirteen".