855335061 has 12 divisors (see below), whose sum is σ = 1411981792. Its totient is φ = 488762856.

The previous prime is 855335023. The next prime is 855335069. The reversal of 855335061 is 160533558.

It is not a de Polignac number, because 855335061 - 2⁷ = 855334933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855335069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6788311 + ... + 6788436.

Almost surely, 2^855335061 is an apocalyptic number.

It is an amenable number.

855335061 is a deficient number, since it is larger than the sum of its proper divisors (556646731).

855335061 is a wasteful number, since it uses less digits than its factorization.

855335061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13576760 (or 13576757 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 855335061 is about 29246.1118954298. Note that the first 3 decimals coincide. The cubic root of 855335061 is about 949.2459615856.

The spelling of 855335061 in words is "eight hundred fifty-five million, three hundred thirty-five thousand, sixty-one".