855241077 has 8 divisors (see below), whose sum is σ = 1147975200. Its totient is φ = 566333840.

The previous prime is 855241073. The next prime is 855241081. The reversal of 855241077 is 770142558.

It is an interprime number because it is at equal distance from previous prime (855241073) and next prime (855241081).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 855241077 - 2² = 855241073 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855241073) 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 in 7 ways as a sum of consecutive naturals, for example, 956199 + ... + 957092.

It is an arithmetic number, because the mean of its divisors is an integer number (143496900).

Almost surely, 2^855241077 is an apocalyptic number.

It is an amenable number.

855241077 is a deficient number, since it is larger than the sum of its proper divisors (292734123).

855241077 is a wasteful number, since it uses less digits than its factorization.

855241077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913443.

The product of its (nonzero) digits is 78400, while the sum is 39.

The square root of 855241077 is about 29244.5050736031. The cubic root of 855241077 is about 949.2111926768.

The spelling of 855241077 in words is "eight hundred fifty-five million, two hundred forty-one thousand, seventy-seven".