857250011 has 8 divisors (see below), whose sum is σ = 869484000. Its totient is φ = 845095680.

The previous prime is 857250001. The next prime is 857250049. The reversal of 857250011 is 110052758.

857250011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-857250011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (857250001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1931 + ... + 41451.

It is an arithmetic number, because the mean of its divisors is an integer number (108685500).

Almost surely, 2^857250011 is an apocalyptic number.

857250011 is a deficient number, since it is larger than the sum of its proper divisors (12233989).

857250011 is a wasteful number, since it uses less digits than its factorization.

857250011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39829.

The product of its (nonzero) digits is 2800, while the sum is 29.

The square root of 857250011 is about 29278.8321317637. The cubic root of 857250011 is about 949.9538337676.

The spelling of 857250011 in words is "eight hundred fifty-seven million, two hundred fifty thousand, eleven".