870770011 has 2 divisors, whose sum is σ = 870770012. Its totient is φ = 870770010.

The previous prime is 870770009. The next prime is 870770051. The reversal of 870770011 is 110077078.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 870770011 - 2¹ = 870770009 is a prime.

Together with 870770009, it forms a pair of twin primes.

It is equal to p_44591350 and since 870770011 and 44591350 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (870770051) 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, 435385005 + 435385006.

It is an arithmetic number, because the mean of its divisors is an integer number (435385006).

Almost surely, 2^870770011 is an apocalyptic number.

870770011 is a deficient number, since it is larger than the sum of its proper divisors (1).

870770011 is an equidigital number, since it uses as much as digits as its factorization.

870770011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2744, while the sum is 31.

The square root of 870770011 is about 29508.8124295099. The cubic root of 870770011 is about 954.9218290775.

The spelling of 870770011 in words is "eight hundred seventy million, seven hundred seventy thousand, eleven".