717050137 has 2 divisors, whose sum is σ = 717050138. Its totient is φ = 717050136.

The previous prime is 717050111. The next prime is 717050153. The reversal of 717050137 is 731050717.

717050137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 619810816 + 97239321 = 24896^2 + 9861^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-717050137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 717050099 and 717050108.

It is not a weakly prime, because it can be changed into another prime (717050167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358525068 + 358525069.

It is an arithmetic number, because the mean of its divisors is an integer number (358525069).

Almost surely, 2^717050137 is an apocalyptic number.

It is an amenable number.

717050137 is a deficient number, since it is larger than the sum of its proper divisors (1).

717050137 is an equidigital number, since it uses as much as digits as its factorization.

717050137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5145, while the sum is 31.

The square root of 717050137 is about 26777.7918619142. The cubic root of 717050137 is about 895.0552433052.

The spelling of 717050137 in words is "seven hundred seventeen million, fifty thousand, one hundred thirty-seven".