70086665113 has 2 divisors, whose sum is σ = 70086665114. Its totient is φ = 70086665112.

The previous prime is 70086665087. The next prime is 70086665167. The reversal of 70086665113 is 31156668007.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70048620889 + 38044224 = 264667^2 + 6168^2 .

It is an emirp because it is prime and its reverse (31156668007) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70086665113 - 2¹³ = 70086656921 is a prime.

It is a super-2 number, since 2×70086665113² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70086665113.

It is not a weakly prime, because it can be changed into another prime (70086665213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35043332556 + 35043332557.

It is an arithmetic number, because the mean of its divisors is an integer number (35043332557).

Almost surely, 2^70086665113 is an apocalyptic number.

It is an amenable number.

70086665113 is a deficient number, since it is larger than the sum of its proper divisors (1).

70086665113 is an equidigital number, since it uses as much as digits as its factorization.

70086665113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 70086665113 in words is "seventy billion, eighty-six million, six hundred sixty-five thousand, one hundred thirteen".