718371013 has 2 divisors, whose sum is σ = 718371014. Its totient is φ = 718371012.

The previous prime is 718371011. The next prime is 718371037. The reversal of 718371013 is 310173817.

718371013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 590635809 + 127735204 = 24303^2 + 11302^2 .

It is a cyclic number.

It is not a de Polignac number, because 718371013 - 2¹ = 718371011 is a prime.

Together with 718371011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (718371011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359185506 + 359185507.

It is an arithmetic number, because the mean of its divisors is an integer number (359185507).

Almost surely, 2^718371013 is an apocalyptic number.

It is an amenable number.

718371013 is a deficient number, since it is larger than the sum of its proper divisors (1).

718371013 is an equidigital number, since it uses as much as digits as its factorization.

718371013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 718371013 is about 26802.4441609343. Note that the first 3 decimals coincide. The cubic root of 718371013 is about 895.6044990809.

The spelling of 718371013 in words is "seven hundred eighteen million, three hundred seventy-one thousand, thirteen".