70111710719 has 2 divisors, whose sum is σ = 70111710720. Its totient is φ = 70111710718.

The previous prime is 70111710707. The next prime is 70111710787. The reversal of 70111710719 is 91701711107.

It is a weak prime.

It is an emirp because it is prime and its reverse (91701711107) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70111710719 - 2⁸ = 70111710463 is a prime.

It is a super-2 number, since 2×70111710719² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70111710619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35055855359 + 35055855360.

It is an arithmetic number, because the mean of its divisors is an integer number (35055855360).

Almost surely, 2^70111710719 is an apocalyptic number.

70111710719 is a deficient number, since it is larger than the sum of its proper divisors (1).

70111710719 is an equidigital number, since it uses as much as digits as its factorization.

70111710719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3087, while the sum is 35.

The spelling of 70111710719 in words is "seventy billion, one hundred eleven million, seven hundred ten thousand, seven hundred nineteen".