6899099 has 2 divisors, whose sum is σ = 6899100. Its totient is φ = 6899098.

The previous prime is 6899077. The next prime is 6899117. The reversal of 6899099 is 9909986.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6899099 - 2¹² = 6895003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6899069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3449549 + 3449550.

It is an arithmetic number, because the mean of its divisors is an integer number (3449550).

Almost surely, 2^6899099 is an apocalyptic number.

6899099 is a deficient number, since it is larger than the sum of its proper divisors (1).

6899099 is an equidigital number, since it uses as much as digits as its factorization.

6899099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928, while the sum is 50.

The square root of 6899099 is about 2626.6135992947. The cubic root of 6899099 is about 190.3695393418.

The spelling of 6899099 in words is "six million, eight hundred ninety-nine thousand, ninety-nine".