7207039071457 has 2 divisors, whose sum is σ = 7207039071458. Its totient is φ = 7207039071456.

The previous prime is 7207039071371. The next prime is 7207039071497. The reversal of 7207039071457 is 7541709307027.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6442378017856 + 764661053601 = 2538184^2 + 874449^2 .

It is a cyclic number.

It is not a de Polignac number, because 7207039071457 - 2³⁵ = 7172679333089 is a prime.

It is not a weakly prime, because it can be changed into another prime (7207039071497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3603519535728 + 3603519535729.

It is an arithmetic number, because the mean of its divisors is an integer number (3603519535729).

Almost surely, 2^{7207039071457} is an apocalyptic number.

It is an amenable number.

7207039071457 is a deficient number, since it is larger than the sum of its proper divisors (1).

7207039071457 is an equidigital number, since it uses as much as digits as its factorization.

7207039071457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2593080, while the sum is 52.

The spelling of 7207039071457 in words is "seven trillion, two hundred seven billion, thirty-nine million, seventy-one thousand, four hundred fifty-seven".