70106430217 has 2 divisors, whose sum is σ = 70106430218. Its totient is φ = 70106430216.

The previous prime is 70106430187. The next prime is 70106430241. The reversal of 70106430217 is 71203460107.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69930629136 + 175801081 = 264444^2 + 13259^2 .

It is a cyclic number.

It is not a de Polignac number, because 70106430217 - 2³¹ = 67958946569 is a prime.

It is not a weakly prime, because it can be changed into another prime (70106437217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35053215108 + 35053215109.

It is an arithmetic number, because the mean of its divisors is an integer number (35053215109).

Almost surely, 2^70106430217 is an apocalyptic number.

It is an amenable number.

70106430217 is a deficient number, since it is larger than the sum of its proper divisors (1).

70106430217 is an equidigital number, since it uses as much as digits as its factorization.

70106430217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 70106430217 in words is "seventy billion, one hundred six million, four hundred thirty thousand, two hundred seventeen".