6899107 has 4 divisors (see below), whose sum is σ = 6927976. Its totient is φ = 6870240.

The previous prime is 6899099. The next prime is 6899117. The reversal of 6899107 is 7019986.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6899107 - 2³ = 6899099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6899107.

It is not an unprimeable number, because it can be changed into a prime (6899117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14073 + ... + 14554.

It is an arithmetic number, because the mean of its divisors is an integer number (1731994).

Almost surely, 2^6899107 is an apocalyptic number.

6899107 is a deficient number, since it is larger than the sum of its proper divisors (28869).

6899107 is a wasteful number, since it uses less digits than its factorization.

6899107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28868.

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 6899107 is about 2626.6151221677. The cubic root of 6899107 is about 190.3696129242.

The spelling of 6899107 in words is "six million, eight hundred ninety-nine thousand, one hundred seven".