1026799 has 2 divisors, whose sum is σ = 1026800. Its totient is φ = 1026798.

The previous prime is 1026791. The next prime is 1026811. The reversal of 1026799 is 9976201.

It is a weak prime.

It is an emirp because it is prime and its reverse (9976201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1026799 - 2³ = 1026791 is a prime.

1026799 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1026791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513399 + 513400.

It is an arithmetic number, because the mean of its divisors is an integer number (513400).

2^1026799 is an apocalyptic number.

1026799 is a deficient number, since it is larger than the sum of its proper divisors (1).

1026799 is an equidigital number, since it uses as much as digits as its factorization.

1026799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 1026799 is about 1013.3109098396. The cubic root of 1026799 is about 100.8854368760.

The spelling of 1026799 in words is "one million, twenty-six thousand, seven hundred ninety-nine".