70039217117 has 2 divisors, whose sum is σ = 70039217118. Its totient is φ = 70039217116.

The previous prime is 70039217111. The next prime is 70039217147. The reversal of 70039217117 is 71171293007.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69847089796 + 192127321 = 264286^2 + 13861^2 .

It is a cyclic number.

It is not a de Polignac number, because 70039217117 - 2¹² = 70039213021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70039217111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35019608558 + 35019608559.

It is an arithmetic number, because the mean of its divisors is an integer number (35019608559).

Almost surely, 2^70039217117 is an apocalyptic number.

It is an amenable number.

70039217117 is a deficient number, since it is larger than the sum of its proper divisors (1).

70039217117 is an equidigital number, since it uses as much as digits as its factorization.

70039217117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18522, while the sum is 38.

The spelling of 70039217117 in words is "seventy billion, thirty-nine million, two hundred seventeen thousand, one hundred seventeen".