10011857 has 2 divisors, whose sum is σ = 10011858. Its totient is φ = 10011856.

The previous prime is 10011851. The next prime is 10011871. The reversal of 10011857 is 75811001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10010896 + 961 = 3164^2 + 31^2 .

It is a cyclic number.

It is not a de Polignac number, because 10011857 - 2²⁰ = 8963281 is a prime.

It is not a weakly prime, because it can be changed into another prime (10011851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005928 + 5005929.

It is an arithmetic number, because the mean of its divisors is an integer number (5005929).

Almost surely, 2^10011857 is an apocalyptic number.

It is an amenable number.

10011857 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011857 is an equidigital number, since it uses as much as digits as its factorization.

10011857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 23.

The square root of 10011857 is about 3164.1518610838. The cubic root of 10011857 is about 215.5285858114.

Adding to 10011857 its reverse (75811001), we get a palindrome (85822858).

The spelling of 10011857 in words is "ten million, eleven thousand, eight hundred fifty-seven".