1079999 has 2 divisors, whose sum is σ = 1080000. Its totient is φ = 1079998.

The previous prime is 1079987. The next prime is 1080007. The reversal of 1079999 is 9999701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1079999 - 2⁴ = 1079983 is a prime.

It is a Chen prime.

1079999 is a modest number, since divided by 9999 gives 107 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1079929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539999 + 540000.

It is an arithmetic number, because the mean of its divisors is an integer number (540000).

2^1079999 is an apocalyptic number.

1079999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1079999 is an equidigital number, since it uses as much as digits as its factorization.

1079999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45927, while the sum is 44.

The square root of 1079999 is about 1039.2300034160. The cubic root of 1079999 is about 102.5985251344.

The spelling of 1079999 in words is "one million, seventy-nine thousand, nine hundred ninety-nine".