855465967 has 2 divisors, whose sum is σ = 855465968. Its totient is φ = 855465966.

The previous prime is 855465913. The next prime is 855465973. The reversal of 855465967 is 769564558.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-855465967 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (855465907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427732983 + 427732984.

It is an arithmetic number, because the mean of its divisors is an integer number (427732984).

Almost surely, 2^855465967 is an apocalyptic number.

855465967 is a deficient number, since it is larger than the sum of its proper divisors (1).

855465967 is an equidigital number, since it uses as much as digits as its factorization.

855465967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072000, while the sum is 55.

The square root of 855465967 is about 29248.3498166991. The cubic root of 855465967 is about 949.2943853588.

The spelling of 855465967 in words is "eight hundred fifty-five million, four hundred sixty-five thousand, nine hundred sixty-seven".