16857107 has 2 divisors, whose sum is σ = 16857108. Its totient is φ = 16857106.

The previous prime is 16857103. The next prime is 16857119. The reversal of 16857107 is 70175861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16857107 - 2² = 16857103 is a prime.

It is not a weakly prime, because it can be changed into another prime (16857103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8428553 + 8428554.

It is an arithmetic number, because the mean of its divisors is an integer number (8428554).

Almost surely, 2^16857107 is an apocalyptic number.

16857107 is a deficient number, since it is larger than the sum of its proper divisors (1).

16857107 is an equidigital number, since it uses as much as digits as its factorization.

16857107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 35.

The square root of 16857107 is about 4105.7407370656. The cubic root of 16857107 is about 256.4057033493.

It can be divided in two parts, 168 and 57107, that added together give a palindrome (57275).

The spelling of 16857107 in words is "sixteen million, eight hundred fifty-seven thousand, one hundred seven".