1679099 has 2 divisors, whose sum is σ = 1679100. Its totient is φ = 1679098.

The previous prime is 1679077. The next prime is 1679101. The reversal of 1679099 is 9909761.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1679099 - 2⁸ = 1678843 is a prime.

Together with 1679101, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1679009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 839549 + 839550.

It is an arithmetic number, because the mean of its divisors is an integer number (839550).

2^1679099 is an apocalyptic number.

1679099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1679099 is an equidigital number, since it uses as much as digits as its factorization.

1679099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30618, while the sum is 41.

The square root of 1679099 is about 1295.8005247722. The cubic root of 1679099 is about 118.8571833753.

The spelling of 1679099 in words is "one million, six hundred seventy-nine thousand, ninety-nine".