855260071 has 2 divisors, whose sum is σ = 855260072. Its totient is φ = 855260070.

The previous prime is 855260057. The next prime is 855260101. The reversal of 855260071 is 170062558.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 855260071 - 2⁵ = 855260039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (855260671) 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, 427630035 + 427630036.

It is an arithmetic number, because the mean of its divisors is an integer number (427630036).

Almost surely, 2^855260071 is an apocalyptic number.

855260071 is a deficient number, since it is larger than the sum of its proper divisors (1).

855260071 is an equidigital number, since it uses as much as digits as its factorization.

855260071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 855260071 is about 29244.8298165676. The cubic root of 855260071 is about 949.2182196171.

The spelling of 855260071 in words is "eight hundred fifty-five million, two hundred sixty thousand, seventy-one".